Home / 70,779,613.56-97,652,507.76-57,704,393.52

Finding the Fourth Proportional to 70,779,613.56, 97,652,507.76 and 57,704,393.52

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Solution

The fourth proportional to 70,779,613.56, 97,652,507.76 and 57,704,393.52 is: 79,613,019.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,779,613.56 : 97,652,507.76 = 57,704,393.52 : x
  2. Step 2: Convert to fraction form
    70,779,613.56/97,652,507.76 = 57,704,393.52/x
  3. Step 3: Cross multiply
    70,779,613.56x = 97,652,507.76 × 57,704,393.52
  4. Step 4: Simplify right side
    70,779,613.56x = 5,634,978,735,997,894
  5. Step 5: Solve for x
    x = 5,634,978,735,997,894/70,779,613.56
  6. Step 6: Final answer
    x = 79,613,019.24

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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.