Home / 5,357,036.32-7,392,763.80-2,909,695.20

Finding the Fourth Proportional to 5,357,036.32, 7,392,763.80 and 2,909,695.20

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Solution

The fourth proportional to 5,357,036.32, 7,392,763.80 and 2,909,695.20 is: 4,015,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,357,036.32 : 7,392,763.80 = 2,909,695.20 : x
  2. Step 2: Convert to fraction form
    5,357,036.32/7,392,763.80 = 2,909,695.20/x
  3. Step 3: Cross multiply
    5,357,036.32x = 7,392,763.80 × 2,909,695.20
  4. Step 4: Simplify right side
    5,357,036.32x = 21,510,689,343,593.76
  5. Step 5: Solve for x
    x = 21,510,689,343,593.76/5,357,036.32
  6. Step 6: Final answer
    x = 4,015,408.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.