Home / 52,521,411.96-72,491,641.74-30,798,378.36

Finding the Fourth Proportional to 52,521,411.96, 72,491,641.74 and 30,798,378.36

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Solution

The fourth proportional to 52,521,411.96, 72,491,641.74 and 30,798,378.36 is: 42,508,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,521,411.96 : 72,491,641.74 = 30,798,378.36 : x
  2. Step 2: Convert to fraction form
    52,521,411.96/72,491,641.74 = 30,798,378.36/x
  3. Step 3: Cross multiply
    52,521,411.96x = 72,491,641.74 × 30,798,378.36
  4. Step 4: Simplify right side
    52,521,411.96x = 2,232,625,010,246,088.50
  5. Step 5: Solve for x
    x = 2,232,625,010,246,088.50/52,521,411.96
  6. Step 6: Final answer
    x = 42,508,853.57

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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.