Home / 8,003,136.20-12,017,534.70-7,413,715.40

Finding the Fourth Proportional to 8,003,136.20, 12,017,534.70 and 7,413,715.40

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Solution

The fourth proportional to 8,003,136.20, 12,017,534.70 and 7,413,715.40 is: 11,132,458.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,003,136.20 : 12,017,534.70 = 7,413,715.40 : x
  2. Step 2: Convert to fraction form
    8,003,136.20/12,017,534.70 = 7,413,715.40/x
  3. Step 3: Cross multiply
    8,003,136.20x = 12,017,534.70 × 7,413,715.40
  4. Step 4: Simplify right side
    8,003,136.20x = 89,094,582,075,424.38
  5. Step 5: Solve for x
    x = 89,094,582,075,424.38/8,003,136.20
  6. Step 6: Final answer
    x = 11,132,458.56

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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.