Home / 21,433,079.40-32,149,619.10-6,288,541.80

Finding the Fourth Proportional to 21,433,079.40, 32,149,619.10 and 6,288,541.80

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Solution

The fourth proportional to 21,433,079.40, 32,149,619.10 and 6,288,541.80 is: 9,432,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,433,079.40 : 32,149,619.10 = 6,288,541.80 : x
  2. Step 2: Convert to fraction form
    21,433,079.40/32,149,619.10 = 6,288,541.80/x
  3. Step 3: Cross multiply
    21,433,079.40x = 32,149,619.10 × 6,288,541.80
  4. Step 4: Simplify right side
    21,433,079.40x = 202,174,223,564,428.38
  5. Step 5: Solve for x
    x = 202,174,223,564,428.38/21,433,079.40
  6. Step 6: Final answer
    x = 9,432,812.70

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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.