Home / 71,113,410.08-106,670,156.36-19,995,428.90

Finding the Fourth Proportional to 71,113,410.08, 106,670,156.36 and 19,995,428.90

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Solution

The fourth proportional to 71,113,410.08, 106,670,156.36 and 19,995,428.90 is: 29,993,154.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,113,410.08 : 106,670,156.36 = 19,995,428.90 : x
  2. Step 2: Convert to fraction form
    71,113,410.08/106,670,156.36 = 19,995,428.90/x
  3. Step 3: Cross multiply
    71,113,410.08x = 106,670,156.36 × 19,995,428.90
  4. Step 4: Simplify right side
    71,113,410.08x = 2,132,915,526,927,316
  5. Step 5: Solve for x
    x = 2,132,915,526,927,316/71,113,410.08
  6. Step 6: Final answer
    x = 29,993,154.94

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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.