Home / 42,303,670.10-63,455,505.15-12,011,533.10

Finding the Fourth Proportional to 42,303,670.10, 63,455,505.15 and 12,011,533.10

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Solution

The fourth proportional to 42,303,670.10, 63,455,505.15 and 12,011,533.10 is: 18,017,299.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,303,670.10 : 63,455,505.15 = 12,011,533.10 : x
  2. Step 2: Convert to fraction form
    42,303,670.10/63,455,505.15 = 12,011,533.10/x
  3. Step 3: Cross multiply
    42,303,670.10x = 63,455,505.15 × 12,011,533.10
  4. Step 4: Simplify right side
    42,303,670.10x = 762,197,900,486,445.38
  5. Step 5: Solve for x
    x = 762,197,900,486,445.38/42,303,670.10
  6. Step 6: Final answer
    x = 18,017,299.65

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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.