Home / 42,696,519.33-64,044,779.67-10,348,421.86

Finding the Fourth Proportional to 42,696,519.33, 64,044,779.67 and 10,348,421.86

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Solution

The fourth proportional to 42,696,519.33, 64,044,779.67 and 10,348,421.86 is: 15,522,632.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,696,519.33 : 64,044,779.67 = 10,348,421.86 : x
  2. Step 2: Convert to fraction form
    42,696,519.33/64,044,779.67 = 10,348,421.86/x
  3. Step 3: Cross multiply
    42,696,519.33x = 64,044,779.67 × 10,348,421.86
  4. Step 4: Simplify right side
    42,696,519.33x = 662,762,397,955,911.62
  5. Step 5: Solve for x
    x = 662,762,397,955,911.62/42,696,519.33
  6. Step 6: Final answer
    x = 15,522,632.95

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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.