Home / 10,347,543.55-14,279,623.52-5,637,916.74

Finding the Fourth Proportional to 10,347,543.55, 14,279,623.52 and 5,637,916.74

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Solution

The fourth proportional to 10,347,543.55, 14,279,623.52 and 5,637,916.74 is: 7,780,332.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,347,543.55 : 14,279,623.52 = 5,637,916.74 : x
  2. Step 2: Convert to fraction form
    10,347,543.55/14,279,623.52 = 5,637,916.74/x
  3. Step 3: Cross multiply
    10,347,543.55x = 14,279,623.52 × 5,637,916.74
  4. Step 4: Simplify right side
    10,347,543.55x = 80,507,328,436,753.14
  5. Step 5: Solve for x
    x = 80,507,328,436,753.14/10,347,543.55
  6. Step 6: Final answer
    x = 7,780,332.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.