Home / 21,488,247.78-32,235,870.87-6,343,710.18

Finding the Fourth Proportional to 21,488,247.78, 32,235,870.87 and 6,343,710.18

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Solution

The fourth proportional to 21,488,247.78, 32,235,870.87 and 6,343,710.18 is: 9,516,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,488,247.78 : 32,235,870.87 = 6,343,710.18 : x
  2. Step 2: Convert to fraction form
    21,488,247.78/32,235,870.87 = 6,343,710.18/x
  3. Step 3: Cross multiply
    21,488,247.78x = 32,235,870.87 × 6,343,710.18
  4. Step 4: Simplify right side
    21,488,247.78x = 204,495,022,199,184.47
  5. Step 5: Solve for x
    x = 204,495,022,199,184.47/21,488,247.78
  6. Step 6: Final answer
    x = 9,516,598.30

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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.