Home / 47,952,001.20-71,928,001.80-43,983,908.40

Finding the Fourth Proportional to 47,952,001.20, 71,928,001.80 and 43,983,908.40

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Solution

The fourth proportional to 47,952,001.20, 71,928,001.80 and 43,983,908.40 is: 65,975,862.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,952,001.20 : 71,928,001.80 = 43,983,908.40 : x
  2. Step 2: Convert to fraction form
    47,952,001.20/71,928,001.80 = 43,983,908.40/x
  3. Step 3: Cross multiply
    47,952,001.20x = 71,928,001.80 × 43,983,908.40
  4. Step 4: Simplify right side
    47,952,001.20x = 3,163,674,642,566,235
  5. Step 5: Solve for x
    x = 3,163,674,642,566,235/47,952,001.20
  6. Step 6: Final answer
    x = 65,975,862.60

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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.