Home / 40,680,663.84-56,139,728.06-22,096,166.87

Finding the Fourth Proportional to 40,680,663.84, 56,139,728.06 and 22,096,166.87

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Solution

The fourth proportional to 40,680,663.84, 56,139,728.06 and 22,096,166.87 is: 30,492,934.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,680,663.84 : 56,139,728.06 = 22,096,166.87 : x
  2. Step 2: Convert to fraction form
    40,680,663.84/56,139,728.06 = 22,096,166.87/x
  3. Step 3: Cross multiply
    40,680,663.84x = 56,139,728.06 × 22,096,166.87
  4. Step 4: Simplify right side
    40,680,663.84x = 1,240,472,799,445,771
  5. Step 5: Solve for x
    x = 1,240,472,799,445,771/40,680,663.84
  6. Step 6: Final answer
    x = 30,492,934.05

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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.