Home / 9,486,123.60-14,221,211.76-7,684,539.36

Finding the Fourth Proportional to 9,486,123.60, 14,221,211.76 and 7,684,539.36

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Solution

The fourth proportional to 9,486,123.60, 14,221,211.76 and 7,684,539.36 is: 11,520,349.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,123.60 : 14,221,211.76 = 7,684,539.36 : x
  2. Step 2: Convert to fraction form
    9,486,123.60/14,221,211.76 = 7,684,539.36/x
  3. Step 3: Cross multiply
    9,486,123.60x = 14,221,211.76 × 7,684,539.36
  4. Step 4: Simplify right side
    9,486,123.60x = 109,283,461,516,614.88
  5. Step 5: Solve for x
    x = 109,283,461,516,614.88/9,486,123.60
  6. Step 6: Final answer
    x = 11,520,349.74

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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.