Home / 9,931,110.40-14,896,665.60-7,411,686.40

Finding the Fourth Proportional to 9,931,110.40, 14,896,665.60 and 7,411,686.40

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Solution

The fourth proportional to 9,931,110.40, 14,896,665.60 and 7,411,686.40 is: 11,117,529.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931,110.40 : 14,896,665.60 = 7,411,686.40 : x
  2. Step 2: Convert to fraction form
    9,931,110.40/14,896,665.60 = 7,411,686.40/x
  3. Step 3: Cross multiply
    9,931,110.40x = 14,896,665.60 × 7,411,686.40
  4. Step 4: Simplify right side
    9,931,110.40x = 110,409,413,832,867.84
  5. Step 5: Solve for x
    x = 110,409,413,832,867.84/9,931,110.40
  6. Step 6: Final answer
    x = 11,117,529.60

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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.