Home / 14,254,430.80-21,381,646.20-13,414,622.80

Finding the Fourth Proportional to 14,254,430.80, 21,381,646.20 and 13,414,622.80

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Solution

The fourth proportional to 14,254,430.80, 21,381,646.20 and 13,414,622.80 is: 20,121,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254,430.80 : 21,381,646.20 = 13,414,622.80 : x
  2. Step 2: Convert to fraction form
    14,254,430.80/21,381,646.20 = 13,414,622.80/x
  3. Step 3: Cross multiply
    14,254,430.80x = 21,381,646.20 × 13,414,622.80
  4. Step 4: Simplify right side
    14,254,430.80x = 286,826,718,616,053.38
  5. Step 5: Solve for x
    x = 286,826,718,616,053.38/14,254,430.80
  6. Step 6: Final answer
    x = 20,121,934.20

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1.5x scale

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.