Home / 42,671,734.40-64,007,767.67-10,323,585.03

Finding the Fourth Proportional to 42,671,734.40, 64,007,767.67 and 10,323,585.03

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Solution

The fourth proportional to 42,671,734.40, 64,007,767.67 and 10,323,585.03 is: 15,485,417.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,671,734.40 : 64,007,767.67 = 10,323,585.03 : x
  2. Step 2: Convert to fraction form
    42,671,734.40/64,007,767.67 = 10,323,585.03/x
  3. Step 3: Cross multiply
    42,671,734.40x = 64,007,767.67 × 10,323,585.03
  4. Step 4: Simplify right side
    42,671,734.40x = 660,789,632,070,112
  5. Step 5: Solve for x
    x = 660,789,632,070,112/42,671,734.40
  6. Step 6: Final answer
    x = 15,485,417.72

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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.