Home / 62,214,047.20-93,321,070.80-21,828,613.60

Finding the Fourth Proportional to 62,214,047.20, 93,321,070.80 and 21,828,613.60

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Solution

The fourth proportional to 62,214,047.20, 93,321,070.80 and 21,828,613.60 is: 32,742,920.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,214,047.20 : 93,321,070.80 = 21,828,613.60 : x
  2. Step 2: Convert to fraction form
    62,214,047.20/93,321,070.80 = 21,828,613.60/x
  3. Step 3: Cross multiply
    62,214,047.20x = 93,321,070.80 × 21,828,613.60
  4. Step 4: Simplify right side
    62,214,047.20x = 2,037,069,595,231,443
  5. Step 5: Solve for x
    x = 2,037,069,595,231,443/62,214,047.20
  6. Step 6: Final answer
    x = 32,742,920.40

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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.