Home / 57,496,445.13-79,344,683.60-31,390,962.19

Finding the Fourth Proportional to 57,496,445.13, 79,344,683.60 and 31,390,962.19

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Solution

The fourth proportional to 57,496,445.13, 79,344,683.60 and 31,390,962.19 is: 43,319,303.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,496,445.13 : 79,344,683.60 = 31,390,962.19 : x
  2. Step 2: Convert to fraction form
    57,496,445.13/79,344,683.60 = 31,390,962.19/x
  3. Step 3: Cross multiply
    57,496,445.13x = 79,344,683.60 × 31,390,962.19
  4. Step 4: Simplify right side
    57,496,445.13x = 2,490,705,962,956,190
  5. Step 5: Solve for x
    x = 2,490,705,962,956,190/57,496,445.13
  6. Step 6: Final answer
    x = 43,319,303.61

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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.