Home / 10,926,253.20-16,408,042.20-7,156,448.40

Finding the Fourth Proportional to 10,926,253.20, 16,408,042.20 and 7,156,448.40

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Solution

The fourth proportional to 10,926,253.20, 16,408,042.20 and 7,156,448.40 is: 10,746,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,926,253.20 : 16,408,042.20 = 7,156,448.40 : x
  2. Step 2: Convert to fraction form
    10,926,253.20/16,408,042.20 = 7,156,448.40/x
  3. Step 3: Cross multiply
    10,926,253.20x = 16,408,042.20 × 7,156,448.40
  4. Step 4: Simplify right side
    10,926,253.20x = 117,423,307,349,322.48
  5. Step 5: Solve for x
    x = 117,423,307,349,322.48/10,926,253.20
  6. Step 6: Final answer
    x = 10,746,896.05

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1.5x scale

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.