Home / 7,862,126.18-10,849,811.43-4,377,513.47

Finding the Fourth Proportional to 7,862,126.18, 10,849,811.43 and 4,377,513.47

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Solution

The fourth proportional to 7,862,126.18, 10,849,811.43 and 4,377,513.47 is: 6,041,011.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,862,126.18 : 10,849,811.43 = 4,377,513.47 : x
  2. Step 2: Convert to fraction form
    7,862,126.18/10,849,811.43 = 4,377,513.47/x
  3. Step 3: Cross multiply
    7,862,126.18x = 10,849,811.43 × 4,377,513.47
  4. Step 4: Simplify right side
    7,862,126.18x = 47,495,195,627,535.90
  5. Step 5: Solve for x
    x = 47,495,195,627,535.90/7,862,126.18
  6. Step 6: Final answer
    x = 6,041,011.63

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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.