Home / 56,544,951.20-84,817,426.80-20,194,386.80

Finding the Fourth Proportional to 56,544,951.20, 84,817,426.80 and 20,194,386.80

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Solution

The fourth proportional to 56,544,951.20, 84,817,426.80 and 20,194,386.80 is: 30,291,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,544,951.20 : 84,817,426.80 = 20,194,386.80 : x
  2. Step 2: Convert to fraction form
    56,544,951.20/84,817,426.80 = 20,194,386.80/x
  3. Step 3: Cross multiply
    56,544,951.20x = 84,817,426.80 × 20,194,386.80
  4. Step 4: Simplify right side
    56,544,951.20x = 1,712,835,924,179,886.25
  5. Step 5: Solve for x
    x = 1,712,835,924,179,886.25/56,544,951.20
  6. Step 6: Final answer
    x = 30,291,580.20

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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.