Home / 51,817,332.17-77,752,898.29-21,134,422.01

Finding the Fourth Proportional to 51,817,332.17, 77,752,898.29 and 21,134,422.01

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Solution

The fourth proportional to 51,817,332.17, 77,752,898.29 and 21,134,422.01 is: 31,712,604.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,817,332.17 : 77,752,898.29 = 21,134,422.01 : x
  2. Step 2: Convert to fraction form
    51,817,332.17/77,752,898.29 = 21,134,422.01/x
  3. Step 3: Cross multiply
    51,817,332.17x = 77,752,898.29 × 21,134,422.01
  4. Step 4: Simplify right side
    51,817,332.17x = 1,643,262,564,961,467.75
  5. Step 5: Solve for x
    x = 1,643,262,564,961,467.75/51,817,332.17
  6. Step 6: Final answer
    x = 31,712,604.57

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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.