Home / 10,943,424.60-16,415,136.90-8,424,000.60

Finding the Fourth Proportional to 10,943,424.60, 16,415,136.90 and 8,424,000.60

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Solution

The fourth proportional to 10,943,424.60, 16,415,136.90 and 8,424,000.60 is: 12,636,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943,424.60 : 16,415,136.90 = 8,424,000.60 : x
  2. Step 2: Convert to fraction form
    10,943,424.60/16,415,136.90 = 8,424,000.60/x
  3. Step 3: Cross multiply
    10,943,424.60x = 16,415,136.90 × 8,424,000.60
  4. Step 4: Simplify right side
    10,943,424.60x = 138,281,123,094,682.14
  5. Step 5: Solve for x
    x = 138,281,123,094,682.14/10,943,424.60
  6. Step 6: Final answer
    x = 12,636,000.90

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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.