Home / 51,425,246.17-70,963,345.65-28,221,867.91

Finding the Fourth Proportional to 51,425,246.17, 70,963,345.65 and 28,221,867.91

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Solution

The fourth proportional to 51,425,246.17, 70,963,345.65 and 28,221,867.91 is: 38,944,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,425,246.17 : 70,963,345.65 = 28,221,867.91 : x
  2. Step 2: Convert to fraction form
    51,425,246.17/70,963,345.65 = 28,221,867.91/x
  3. Step 3: Cross multiply
    51,425,246.17x = 70,963,345.65 × 28,221,867.91
  4. Step 4: Simplify right side
    51,425,246.17x = 2,002,718,167,385,973.25
  5. Step 5: Solve for x
    x = 2,002,718,167,385,973.25/51,425,246.17
  6. Step 6: Final answer
    x = 38,944,260.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.