Home / 10,943,424.10-16,415,136.15-8,424,000.10

Finding the Fourth Proportional to 10,943,424.10, 16,415,136.15 and 8,424,000.10

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Solution

The fourth proportional to 10,943,424.10, 16,415,136.15 and 8,424,000.10 is: 12,636,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943,424.10 : 16,415,136.15 = 8,424,000.10 : x
  2. Step 2: Convert to fraction form
    10,943,424.10/16,415,136.15 = 8,424,000.10/x
  3. Step 3: Cross multiply
    10,943,424.10x = 16,415,136.15 × 8,424,000.10
  4. Step 4: Simplify right side
    10,943,424.10x = 138,281,108,569,113.61
  5. Step 5: Solve for x
    x = 138,281,108,569,113.61/10,943,424.10
  6. Step 6: Final answer
    x = 12,636,000.15

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Double scale
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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.