Home / 9,931,106.40-14,896,659.60-7,411,682.40

Finding the Fourth Proportional to 9,931,106.40, 14,896,659.60 and 7,411,682.40

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Solution

The fourth proportional to 9,931,106.40, 14,896,659.60 and 7,411,682.40 is: 11,117,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931,106.40 : 14,896,659.60 = 7,411,682.40 : x
  2. Step 2: Convert to fraction form
    9,931,106.40/14,896,659.60 = 7,411,682.40/x
  3. Step 3: Cross multiply
    9,931,106.40x = 14,896,659.60 × 7,411,682.40
  4. Step 4: Simplify right side
    9,931,106.40x = 110,409,309,776,111.05
  5. Step 5: Solve for x
    x = 110,409,309,776,111.05/9,931,106.40
  6. Step 6: Final answer
    x = 11,117,523.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.