Home / 82,573,810.28-113,783,950.86-63,875,402.92

Finding the Fourth Proportional to 82,573,810.28, 113,783,950.86 and 63,875,402.92

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Solution

The fourth proportional to 82,573,810.28, 113,783,950.86 and 63,875,402.92 is: 88,018,170.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,573,810.28 : 113,783,950.86 = 63,875,402.92 : x
  2. Step 2: Convert to fraction form
    82,573,810.28/113,783,950.86 = 63,875,402.92/x
  3. Step 3: Cross multiply
    82,573,810.28x = 113,783,950.86 × 63,875,402.92
  4. Step 4: Simplify right side
    82,573,810.28x = 7,267,995,707,011,981
  5. Step 5: Solve for x
    x = 7,267,995,707,011,981/82,573,810.28
  6. Step 6: Final answer
    x = 88,018,170.44

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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.