Home / 58,472,712.20-87,709,068.30-40,332,859.40

Finding the Fourth Proportional to 58,472,712.20, 87,709,068.30 and 40,332,859.40

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Solution

The fourth proportional to 58,472,712.20, 87,709,068.30 and 40,332,859.40 is: 60,499,289.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,472,712.20 : 87,709,068.30 = 40,332,859.40 : x
  2. Step 2: Convert to fraction form
    58,472,712.20/87,709,068.30 = 40,332,859.40/x
  3. Step 3: Cross multiply
    58,472,712.20x = 87,709,068.30 × 40,332,859.40
  4. Step 4: Simplify right side
    58,472,712.20x = 3,537,557,519,848,897
  5. Step 5: Solve for x
    x = 3,537,557,519,848,897/58,472,712.20
  6. Step 6: Final answer
    x = 60,499,289.10

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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.