Home / 9,746,178.88-13,443,488.40-7,817,069.92

Finding the Fourth Proportional to 9,746,178.88, 13,443,488.40 and 7,817,069.92

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Solution

The fourth proportional to 9,746,178.88, 13,443,488.40 and 7,817,069.92 is: 10,782,552.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,746,178.88 : 13,443,488.40 = 7,817,069.92 : x
  2. Step 2: Convert to fraction form
    9,746,178.88/13,443,488.40 = 7,817,069.92/x
  3. Step 3: Cross multiply
    9,746,178.88x = 13,443,488.40 × 7,817,069.92
  4. Step 4: Simplify right side
    9,746,178.88x = 105,088,688,791,508.94
  5. Step 5: Solve for x
    x = 105,088,688,791,508.94/9,746,178.88
  6. Step 6: Final answer
    x = 10,782,552.84

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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.