Home / 21,057,335.10-31,586,002.65-14,254,890.30

Finding the Fourth Proportional to 21,057,335.10, 31,586,002.65 and 14,254,890.30

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Solution

The fourth proportional to 21,057,335.10, 31,586,002.65 and 14,254,890.30 is: 21,382,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,057,335.10 : 31,586,002.65 = 14,254,890.30 : x
  2. Step 2: Convert to fraction form
    21,057,335.10/31,586,002.65 = 14,254,890.30/x
  3. Step 3: Cross multiply
    21,057,335.10x = 31,586,002.65 × 14,254,890.30
  4. Step 4: Simplify right side
    21,057,335.10x = 450,255,002,791,259.31
  5. Step 5: Solve for x
    x = 450,255,002,791,259.31/21,057,335.10
  6. Step 6: Final answer
    x = 21,382,335.45

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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.