Home / 71,286,412.04-98,555,158.38-52,672,193.47

Finding the Fourth Proportional to 71,286,412.04, 98,555,158.38 and 52,672,193.47

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Solution

The fourth proportional to 71,286,412.04, 98,555,158.38 and 52,672,193.47 is: 72,820,558.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,286,412.04 : 98,555,158.38 = 52,672,193.47 : x
  2. Step 2: Convert to fraction form
    71,286,412.04/98,555,158.38 = 52,672,193.47/x
  3. Step 3: Cross multiply
    71,286,412.04x = 98,555,158.38 × 52,672,193.47
  4. Step 4: Simplify right side
    71,286,412.04x = 5,191,116,369,256,981
  5. Step 5: Solve for x
    x = 5,191,116,369,256,981/71,286,412.04
  6. Step 6: Final answer
    x = 72,820,558.94

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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.