Home / 7,656,008.40-11,484,012.60-6,238,832.40

Finding the Fourth Proportional to 7,656,008.40, 11,484,012.60 and 6,238,832.40

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Solution

The fourth proportional to 7,656,008.40, 11,484,012.60 and 6,238,832.40 is: 9,358,248.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,656,008.40 : 11,484,012.60 = 6,238,832.40 : x
  2. Step 2: Convert to fraction form
    7,656,008.40/11,484,012.60 = 6,238,832.40/x
  3. Step 3: Cross multiply
    7,656,008.40x = 11,484,012.60 × 6,238,832.40
  4. Step 4: Simplify right side
    7,656,008.40x = 71,646,829,890,888.23
  5. Step 5: Solve for x
    x = 71,646,829,890,888.23/7,656,008.40
  6. Step 6: Final answer
    x = 9,358,248.60

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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.