Home / 35,490,213.20-53,235,319.80-12,762,909.20

Finding the Fourth Proportional to 35,490,213.20, 53,235,319.80 and 12,762,909.20

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Solution

The fourth proportional to 35,490,213.20, 53,235,319.80 and 12,762,909.20 is: 19,144,363.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,490,213.20 : 53,235,319.80 = 12,762,909.20 : x
  2. Step 2: Convert to fraction form
    35,490,213.20/53,235,319.80 = 12,762,909.20/x
  3. Step 3: Cross multiply
    35,490,213.20x = 53,235,319.80 × 12,762,909.20
  4. Step 4: Simplify right side
    35,490,213.20x = 679,437,552,840,362.12
  5. Step 5: Solve for x
    x = 679,437,552,840,362.12/35,490,213.20
  6. Step 6: Final answer
    x = 19,144,363.80

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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.