Home / 30,280,459.78-41,787,475.17-17,227,437.76

Finding the Fourth Proportional to 30,280,459.78, 41,787,475.17 and 17,227,437.76

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Solution

The fourth proportional to 30,280,459.78, 41,787,475.17 and 17,227,437.76 is: 23,774,114.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,280,459.78 : 41,787,475.17 = 17,227,437.76 : x
  2. Step 2: Convert to fraction form
    30,280,459.78/41,787,475.17 = 17,227,437.76/x
  3. Step 3: Cross multiply
    30,280,459.78x = 41,787,475.17 × 17,227,437.76
  4. Step 4: Simplify right side
    30,280,459.78x = 719,891,127,429,783
  5. Step 5: Solve for x
    x = 719,891,127,429,783/30,280,459.78
  6. Step 6: Final answer
    x = 23,774,114.82

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1.5x scale

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.