Home / 38,663,368.40-57,993,740.40-9,909,785.90

Finding the Fourth Proportional to 38,663,368.40, 57,993,740.40 and 9,909,785.90

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Solution

The fourth proportional to 38,663,368.40, 57,993,740.40 and 9,909,785.90 is: 14,864,342.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,663,368.40 : 57,993,740.40 = 9,909,785.90 : x
  2. Step 2: Convert to fraction form
    38,663,368.40/57,993,740.40 = 9,909,785.90/x
  3. Step 3: Cross multiply
    38,663,368.40x = 57,993,740.40 × 9,909,785.90
  4. Step 4: Simplify right side
    38,663,368.40x = 574,705,550,904,180.38
  5. Step 5: Solve for x
    x = 574,705,550,904,180.38/38,663,368.40
  6. Step 6: Final answer
    x = 14,864,342.52

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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.