Home / 30,177,319.10-45,266,126.28-11,008,045.40

Finding the Fourth Proportional to 30,177,319.10, 45,266,126.28 and 11,008,045.40

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Solution

The fourth proportional to 30,177,319.10, 45,266,126.28 and 11,008,045.40 is: 16,512,121.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,177,319.10 : 45,266,126.28 = 11,008,045.40 : x
  2. Step 2: Convert to fraction form
    30,177,319.10/45,266,126.28 = 11,008,045.40/x
  3. Step 3: Cross multiply
    30,177,319.10x = 45,266,126.28 × 11,008,045.40
  4. Step 4: Simplify right side
    30,177,319.10x = 498,291,573,172,373.12
  5. Step 5: Solve for x
    x = 498,291,573,172,373.12/30,177,319.10
  6. Step 6: Final answer
    x = 16,512,121.95

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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.