Home / 61,236,008.20-91,854,012.30-56,559,327.40

Finding the Fourth Proportional to 61,236,008.20, 91,854,012.30 and 56,559,327.40

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Solution

The fourth proportional to 61,236,008.20, 91,854,012.30 and 56,559,327.40 is: 84,838,991.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,236,008.20 : 91,854,012.30 = 56,559,327.40 : x
  2. Step 2: Convert to fraction form
    61,236,008.20/91,854,012.30 = 56,559,327.40/x
  3. Step 3: Cross multiply
    61,236,008.20x = 91,854,012.30 × 56,559,327.40
  4. Step 4: Simplify right side
    61,236,008.20x = 5,195,201,154,679,327
  5. Step 5: Solve for x
    x = 5,195,201,154,679,327/61,236,008.20
  6. Step 6: Final answer
    x = 84,838,991.10

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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.