Home / 58,455,892.40-87,689,368.20-15,905,620.40

Finding the Fourth Proportional to 58,455,892.40, 87,689,368.20 and 15,905,620.40

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Solution

The fourth proportional to 58,455,892.40, 87,689,368.20 and 15,905,620.40 is: 23,859,935.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,455,892.40 : 87,689,368.20 = 15,905,620.40 : x
  2. Step 2: Convert to fraction form
    58,455,892.40/87,689,368.20 = 15,905,620.40/x
  3. Step 3: Cross multiply
    58,455,892.40x = 87,689,368.20 × 15,905,620.40
  4. Step 4: Simplify right side
    58,455,892.40x = 1,394,753,803,705,031.25
  5. Step 5: Solve for x
    x = 1,394,753,803,705,031.25/58,455,892.40
  6. Step 6: Final answer
    x = 23,859,935.18

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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.