Home / 13,570,547.60-20,355,821.40-8,947,010.90

Finding the Fourth Proportional to 13,570,547.60, 20,355,821.40 and 8,947,010.90

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Solution

The fourth proportional to 13,570,547.60, 20,355,821.40 and 8,947,010.90 is: 13,420,516.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,570,547.60 : 20,355,821.40 = 8,947,010.90 : x
  2. Step 2: Convert to fraction form
    13,570,547.60/20,355,821.40 = 8,947,010.90/x
  3. Step 3: Cross multiply
    13,570,547.60x = 20,355,821.40 × 8,947,010.90
  4. Step 4: Simplify right side
    13,570,547.60x = 182,123,755,944,253.25
  5. Step 5: Solve for x
    x = 182,123,755,944,253.25/13,570,547.60
  6. Step 6: Final answer
    x = 13,420,516.35

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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.