Home / 10,274,689.28-14,178,565.17-5,628,494.45

Finding the Fourth Proportional to 10,274,689.28, 14,178,565.17 and 5,628,494.45

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Solution

The fourth proportional to 10,274,689.28, 14,178,565.17 and 5,628,494.45 is: 7,767,045.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274,689.28 : 14,178,565.17 = 5,628,494.45 : x
  2. Step 2: Convert to fraction form
    10,274,689.28/14,178,565.17 = 5,628,494.45/x
  3. Step 3: Cross multiply
    10,274,689.28x = 14,178,565.17 × 5,628,494.45
  4. Step 4: Simplify right side
    10,274,689.28x = 79,803,975,297,415.48
  5. Step 5: Solve for x
    x = 79,803,975,297,415.48/10,274,689.28
  6. Step 6: Final answer
    x = 7,767,045.13

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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.