Home / 56,687,113.04-78,230,779.76-31,915,811.56

Finding the Fourth Proportional to 56,687,113.04, 78,230,779.76 and 31,915,811.56

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Solution

The fourth proportional to 56,687,113.04, 78,230,779.76 and 31,915,811.56 is: 44,045,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,687,113.04 : 78,230,779.76 = 31,915,811.56 : x
  2. Step 2: Convert to fraction form
    56,687,113.04/78,230,779.76 = 31,915,811.56/x
  3. Step 3: Cross multiply
    56,687,113.04x = 78,230,779.76 × 31,915,811.56
  4. Step 4: Simplify right side
    56,687,113.04x = 2,496,798,825,012,022
  5. Step 5: Solve for x
    x = 2,496,798,825,012,022/56,687,113.04
  6. Step 6: Final answer
    x = 44,045,263.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.