Home / 47,651,366.16-71,507,280.16-20,357,864.25

Finding the Fourth Proportional to 47,651,366.16, 71,507,280.16 and 20,357,864.25

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Solution

The fourth proportional to 47,651,366.16, 71,507,280.16 and 20,357,864.25 is: 30,549,711.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,651,366.16 : 71,507,280.16 = 20,357,864.25 : x
  2. Step 2: Convert to fraction form
    47,651,366.16/71,507,280.16 = 20,357,864.25/x
  3. Step 3: Cross multiply
    47,651,366.16x = 71,507,280.16 × 20,357,864.25
  4. Step 4: Simplify right side
    47,651,366.16x = 1,455,735,502,026,462
  5. Step 5: Solve for x
    x = 1,455,735,502,026,462/47,651,366.16
  6. Step 6: Final answer
    x = 30,549,711.78

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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.