Home / 21,319,347-31,979,025.95-5,968,898.17

Finding the Fourth Proportional to 21,319,347, 31,979,025.95 and 5,968,898.17

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Solution

The fourth proportional to 21,319,347, 31,979,025.95 and 5,968,898.17 is: 8,953,348.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,319,347 : 31,979,025.95 = 5,968,898.17 : x
  2. Step 2: Convert to fraction form
    21,319,347/31,979,025.95 = 5,968,898.17/x
  3. Step 3: Cross multiply
    21,319,347x = 31,979,025.95 × 5,968,898.17
  4. Step 4: Simplify right side
    21,319,347x = 190,879,549,471,337.50
  5. Step 5: Solve for x
    x = 190,879,549,471,337.50/21,319,347
  6. Step 6: Final answer
    x = 8,953,348.78

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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.