Home / 15,429,278.14-23,148,740.45-9,287,985.31

Finding the Fourth Proportional to 15,429,278.14, 23,148,740.45 and 9,287,985.31

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Solution

The fourth proportional to 15,429,278.14, 23,148,740.45 and 9,287,985.31 is: 13,934,881.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429,278.14 : 23,148,740.45 = 9,287,985.31 : x
  2. Step 2: Convert to fraction form
    15,429,278.14/23,148,740.45 = 9,287,985.31/x
  3. Step 3: Cross multiply
    15,429,278.14x = 23,148,740.45 × 9,287,985.31
  4. Step 4: Simplify right side
    15,429,278.14x = 215,005,161,209,950.88
  5. Step 5: Solve for x
    x = 215,005,161,209,950.88/15,429,278.14
  6. Step 6: Final answer
    x = 13,934,881.42

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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.