Home / 58,258,734.72-87,378,359-21,363,000.43

Finding the Fourth Proportional to 58,258,734.72, 87,378,359 and 21,363,000.43

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Solution

The fourth proportional to 58,258,734.72, 87,378,359 and 21,363,000.43 is: 32,040,927.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,258,734.72 : 87,378,359 = 21,363,000.43 : x
  2. Step 2: Convert to fraction form
    58,258,734.72/87,378,359 = 21,363,000.43/x
  3. Step 3: Cross multiply
    58,258,734.72x = 87,378,359 × 21,363,000.43
  4. Step 4: Simplify right side
    58,258,734.72x = 1,866,663,920,889,694.25
  5. Step 5: Solve for x
    x = 1,866,663,920,889,694.25/58,258,734.72
  6. Step 6: Final answer
    x = 32,040,927.94

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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.