Home / 42,604,864.60-63,907,296.90-13,851,938.20

Finding the Fourth Proportional to 42,604,864.60, 63,907,296.90 and 13,851,938.20

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Solution

The fourth proportional to 42,604,864.60, 63,907,296.90 and 13,851,938.20 is: 20,777,907.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,604,864.60 : 63,907,296.90 = 13,851,938.20 : x
  2. Step 2: Convert to fraction form
    42,604,864.60/63,907,296.90 = 13,851,938.20/x
  3. Step 3: Cross multiply
    42,604,864.60x = 63,907,296.90 × 13,851,938.20
  4. Step 4: Simplify right side
    42,604,864.60x = 885,239,927,187,851.50
  5. Step 5: Solve for x
    x = 885,239,927,187,851.50/42,604,864.60
  6. Step 6: Final answer
    x = 20,777,907.30

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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.