Home / 10,368,476.20-15,550,640.70-4,977,116.20

Finding the Fourth Proportional to 10,368,476.20, 15,550,640.70 and 4,977,116.20

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Solution

The fourth proportional to 10,368,476.20, 15,550,640.70 and 4,977,116.20 is: 7,464,678.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,476.20 : 15,550,640.70 = 4,977,116.20 : x
  2. Step 2: Convert to fraction form
    10,368,476.20/15,550,640.70 = 4,977,116.20/x
  3. Step 3: Cross multiply
    10,368,476.20x = 15,550,640.70 × 4,977,116.20
  4. Step 4: Simplify right side
    10,368,476.20x = 77,397,345,748,349.34
  5. Step 5: Solve for x
    x = 77,397,345,748,349.34/10,368,476.20
  6. Step 6: Final answer
    x = 7,464,678.92

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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.