Home / 42,139,385.30-63,209,159.26-16,243,881.14

Finding the Fourth Proportional to 42,139,385.30, 63,209,159.26 and 16,243,881.14

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Solution

The fourth proportional to 42,139,385.30, 63,209,159.26 and 16,243,881.14 is: 24,365,853.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,139,385.30 : 63,209,159.26 = 16,243,881.14 : x
  2. Step 2: Convert to fraction form
    42,139,385.30/63,209,159.26 = 16,243,881.14/x
  3. Step 3: Cross multiply
    42,139,385.30x = 63,209,159.26 × 16,243,881.14
  4. Step 4: Simplify right side
    42,139,385.30x = 1,026,762,069,622,114.88
  5. Step 5: Solve for x
    x = 1,026,762,069,622,114.88/42,139,385.30
  6. Step 6: Final answer
    x = 24,365,853.05

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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.