Home / 42,547,346.04-63,811,687.86-12,248,628.60

Finding the Fourth Proportional to 42,547,346.04, 63,811,687.86 and 12,248,628.60

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Solution

The fourth proportional to 42,547,346.04, 63,811,687.86 and 12,248,628.60 is: 18,370,256.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,547,346.04 : 63,811,687.86 = 12,248,628.60 : x
  2. Step 2: Convert to fraction form
    42,547,346.04/63,811,687.86 = 12,248,628.60/x
  3. Step 3: Cross multiply
    42,547,346.04x = 63,811,687.86 × 12,248,628.60
  4. Step 4: Simplify right side
    42,547,346.04x = 781,605,664,936,268.75
  5. Step 5: Solve for x
    x = 781,605,664,936,268.75/42,547,346.04
  6. Step 6: Final answer
    x = 18,370,256.61

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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.