Home / 48,911,347.71-73,366,973.91-12,519,679.86

Finding the Fourth Proportional to 48,911,347.71, 73,366,973.91 and 12,519,679.86

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Solution

The fourth proportional to 48,911,347.71, 73,366,973.91 and 12,519,679.86 is: 18,779,507.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,911,347.71 : 73,366,973.91 = 12,519,679.86 : x
  2. Step 2: Convert to fraction form
    48,911,347.71/73,366,973.91 = 12,519,679.86/x
  3. Step 3: Cross multiply
    48,911,347.71x = 73,366,973.91 × 12,519,679.86
  4. Step 4: Simplify right side
    48,911,347.71x = 918,531,025,650,172.38
  5. Step 5: Solve for x
    x = 918,531,025,650,172.38/48,911,347.71
  6. Step 6: Final answer
    x = 18,779,507.59

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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.