Home / 14,555,278.80-21,832,918.20-10,020,315.60

Finding the Fourth Proportional to 14,555,278.80, 21,832,918.20 and 10,020,315.60

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Solution

The fourth proportional to 14,555,278.80, 21,832,918.20 and 10,020,315.60 is: 15,030,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,555,278.80 : 21,832,918.20 = 10,020,315.60 : x
  2. Step 2: Convert to fraction form
    14,555,278.80/21,832,918.20 = 10,020,315.60/x
  3. Step 3: Cross multiply
    14,555,278.80x = 21,832,918.20 × 10,020,315.60
  4. Step 4: Simplify right side
    14,555,278.80x = 218,772,730,832,983.91
  5. Step 5: Solve for x
    x = 218,772,730,832,983.91/14,555,278.80
  6. Step 6: Final answer
    x = 15,030,473.40

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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.