Home / 10,368,029.60-15,552,044.40-7,792,618.40

Finding the Fourth Proportional to 10,368,029.60, 15,552,044.40 and 7,792,618.40

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Solution

The fourth proportional to 10,368,029.60, 15,552,044.40 and 7,792,618.40 is: 11,688,927.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,029.60 : 15,552,044.40 = 7,792,618.40 : x
  2. Step 2: Convert to fraction form
    10,368,029.60/15,552,044.40 = 7,792,618.40/x
  3. Step 3: Cross multiply
    10,368,029.60x = 15,552,044.40 × 7,792,618.40
  4. Step 4: Simplify right side
    10,368,029.60x = 121,191,147,349,056.97
  5. Step 5: Solve for x
    x = 121,191,147,349,056.97/10,368,029.60
  6. Step 6: Final answer
    x = 11,688,927.60

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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.