Home / 65,779,222.74-90,773,280.90-37,901,990.58

Finding the Fourth Proportional to 65,779,222.74, 90,773,280.90 and 37,901,990.58

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Solution

The fourth proportional to 65,779,222.74, 90,773,280.90 and 37,901,990.58 is: 52,303,567.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,779,222.74 : 90,773,280.90 = 37,901,990.58 : x
  2. Step 2: Convert to fraction form
    65,779,222.74/90,773,280.90 = 37,901,990.58/x
  3. Step 3: Cross multiply
    65,779,222.74x = 90,773,280.90 × 37,901,990.58
  4. Step 4: Simplify right side
    65,779,222.74x = 3,440,488,037,587,494
  5. Step 5: Solve for x
    x = 3,440,488,037,587,494/65,779,222.74
  6. Step 6: Final answer
    x = 52,303,567.82

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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.