Home / 9,980,553.60-14,970,830.40-7,925,648.40

Finding the Fourth Proportional to 9,980,553.60, 14,970,830.40 and 7,925,648.40

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Solution

The fourth proportional to 9,980,553.60, 14,970,830.40 and 7,925,648.40 is: 11,888,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,553.60 : 14,970,830.40 = 7,925,648.40 : x
  2. Step 2: Convert to fraction form
    9,980,553.60/14,970,830.40 = 7,925,648.40/x
  3. Step 3: Cross multiply
    9,980,553.60x = 14,970,830.40 × 7,925,648.40
  4. Step 4: Simplify right side
    9,980,553.60x = 118,653,538,006,431.38
  5. Step 5: Solve for x
    x = 118,653,538,006,431.38/9,980,553.60
  6. Step 6: Final answer
    x = 11,888,472.60

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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.