Home / 55,925,895.46-77,180,130.20-31,146,082.22

Finding the Fourth Proportional to 55,925,895.46, 77,180,130.20 and 31,146,082.22

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Solution

The fourth proportional to 55,925,895.46, 77,180,130.20 and 31,146,082.22 is: 42,982,926.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,925,895.46 : 77,180,130.20 = 31,146,082.22 : x
  2. Step 2: Convert to fraction form
    55,925,895.46/77,180,130.20 = 31,146,082.22/x
  3. Step 3: Cross multiply
    55,925,895.46x = 77,180,130.20 × 31,146,082.22
  4. Step 4: Simplify right side
    55,925,895.46x = 2,403,858,680,803,774.50
  5. Step 5: Solve for x
    x = 2,403,858,680,803,774.50/55,925,895.46
  6. Step 6: Final answer
    x = 42,982,926.98

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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.