Home / 28,596,094.60-39,462,874.68-15,543,384.16

Finding the Fourth Proportional to 28,596,094.60, 39,462,874.68 and 15,543,384.16

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Solution

The fourth proportional to 28,596,094.60, 39,462,874.68 and 15,543,384.16 is: 21,450,013.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,596,094.60 : 39,462,874.68 = 15,543,384.16 : x
  2. Step 2: Convert to fraction form
    28,596,094.60/39,462,874.68 = 15,543,384.16/x
  3. Step 3: Cross multiply
    28,596,094.60x = 39,462,874.68 × 15,543,384.16
  4. Step 4: Simplify right side
    28,596,094.60x = 613,386,621,209,177.12
  5. Step 5: Solve for x
    x = 613,386,621,209,177.12/28,596,094.60
  6. Step 6: Final answer
    x = 21,450,013.71

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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.