Home / 10,528,423-15,747,043.74-6,200,155.90

Finding the Fourth Proportional to 10,528,423, 15,747,043.74 and 6,200,155.90

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Solution

The fourth proportional to 10,528,423, 15,747,043.74 and 6,200,155.90 is: 9,273,385.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528,423 : 15,747,043.74 = 6,200,155.90 : x
  2. Step 2: Convert to fraction form
    10,528,423/15,747,043.74 = 6,200,155.90/x
  3. Step 3: Cross multiply
    10,528,423x = 15,747,043.74 × 6,200,155.90
  4. Step 4: Simplify right side
    10,528,423x = 97,634,126,152,119.08
  5. Step 5: Solve for x
    x = 97,634,126,152,119.08/10,528,423
  6. Step 6: Final answer
    x = 9,273,385.59

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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.