Home / 10,229,431.52-14,116,545.96-5,645,752.76

Finding the Fourth Proportional to 10,229,431.52, 14,116,545.96 and 5,645,752.76

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Solution

The fourth proportional to 10,229,431.52, 14,116,545.96 and 5,645,752.76 is: 7,791,100.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229,431.52 : 14,116,545.96 = 5,645,752.76 : x
  2. Step 2: Convert to fraction form
    10,229,431.52/14,116,545.96 = 5,645,752.76/x
  3. Step 3: Cross multiply
    10,229,431.52x = 14,116,545.96 × 5,645,752.76
  4. Step 4: Simplify right side
    10,229,431.52x = 79,698,528,315,336.84
  5. Step 5: Solve for x
    x = 79,698,528,315,336.84/10,229,431.52
  6. Step 6: Final answer
    x = 7,791,100.43

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1.5x scale

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.