Home / 29,687,590.60-44,535,533.10-12,648,128.20

Finding the Fourth Proportional to 29,687,590.60, 44,535,533.10 and 12,648,128.20

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Solution

The fourth proportional to 29,687,590.60, 44,535,533.10 and 12,648,128.20 is: 18,973,959.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,687,590.60 : 44,535,533.10 = 12,648,128.20 : x
  2. Step 2: Convert to fraction form
    29,687,590.60/44,535,533.10 = 12,648,128.20/x
  3. Step 3: Cross multiply
    29,687,590.60x = 44,535,533.10 × 12,648,128.20
  4. Step 4: Simplify right side
    29,687,590.60x = 563,291,132,104,143.38
  5. Step 5: Solve for x
    x = 563,291,132,104,143.38/29,687,590.60
  6. Step 6: Final answer
    x = 18,973,959.18

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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.