Home / 42,249,930.08-63,374,214.72-13,495,876.16

Finding the Fourth Proportional to 42,249,930.08, 63,374,214.72 and 13,495,876.16

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Solution

The fourth proportional to 42,249,930.08, 63,374,214.72 and 13,495,876.16 is: 20,243,596.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,249,930.08 : 63,374,214.72 = 13,495,876.16 : x
  2. Step 2: Convert to fraction form
    42,249,930.08/63,374,214.72 = 13,495,876.16/x
  3. Step 3: Cross multiply
    42,249,930.08x = 63,374,214.72 × 13,495,876.16
  4. Step 4: Simplify right side
    42,249,930.08x = 855,290,553,598,369.12
  5. Step 5: Solve for x
    x = 855,290,553,598,369.12/42,249,930.08
  6. Step 6: Final answer
    x = 20,243,596.90

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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.