Home / 65,952,001.40-98,928,002.10-58,645,671.80

Finding the Fourth Proportional to 65,952,001.40, 98,928,002.10 and 58,645,671.80

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Solution

The fourth proportional to 65,952,001.40, 98,928,002.10 and 58,645,671.80 is: 87,968,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,952,001.40 : 98,928,002.10 = 58,645,671.80 : x
  2. Step 2: Convert to fraction form
    65,952,001.40/98,928,002.10 = 58,645,671.80/x
  3. Step 3: Cross multiply
    65,952,001.40x = 98,928,002.10 × 58,645,671.80
  4. Step 4: Simplify right side
    65,952,001.40x = 5,801,699,142,986,310
  5. Step 5: Solve for x
    x = 5,801,699,142,986,310/65,952,001.40
  6. Step 6: Final answer
    x = 87,968,507.70

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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.