Home / 40,803,921.90-61,205,882.85-40,426,008.30

Finding the Fourth Proportional to 40,803,921.90, 61,205,882.85 and 40,426,008.30

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Solution

The fourth proportional to 40,803,921.90, 61,205,882.85 and 40,426,008.30 is: 60,639,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,803,921.90 : 61,205,882.85 = 40,426,008.30 : x
  2. Step 2: Convert to fraction form
    40,803,921.90/61,205,882.85 = 40,426,008.30/x
  3. Step 3: Cross multiply
    40,803,921.90x = 61,205,882.85 × 40,426,008.30
  4. Step 4: Simplify right side
    40,803,921.90x = 2,474,309,528,102,927.50
  5. Step 5: Solve for x
    x = 2,474,309,528,102,927.50/40,803,921.90
  6. Step 6: Final answer
    x = 60,639,012.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.