Home / 31,539,848.26-47,309,457.12-9,974,453.62

Finding the Fourth Proportional to 31,539,848.26, 47,309,457.12 and 9,974,453.62

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Solution

The fourth proportional to 31,539,848.26, 47,309,457.12 and 9,974,453.62 is: 14,961,580.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,539,848.26 : 47,309,457.12 = 9,974,453.62 : x
  2. Step 2: Convert to fraction form
    31,539,848.26/47,309,457.12 = 9,974,453.62/x
  3. Step 3: Cross multiply
    31,539,848.26x = 47,309,457.12 × 9,974,453.62
  4. Step 4: Simplify right side
    31,539,848.26x = 471,885,985,830,818.69
  5. Step 5: Solve for x
    x = 471,885,985,830,818.69/31,539,848.26
  6. Step 6: Final answer
    x = 14,961,580.73

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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.