Home / 10,539,010.80-15,808,516.20-6,287,482.80

Finding the Fourth Proportional to 10,539,010.80, 15,808,516.20 and 6,287,482.80

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Solution

The fourth proportional to 10,539,010.80, 15,808,516.20 and 6,287,482.80 is: 9,431,224.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,539,010.80 : 15,808,516.20 = 6,287,482.80 : x
  2. Step 2: Convert to fraction form
    10,539,010.80/15,808,516.20 = 6,287,482.80/x
  3. Step 3: Cross multiply
    10,539,010.80x = 15,808,516.20 × 6,287,482.80
  4. Step 4: Simplify right side
    10,539,010.80x = 99,395,773,701,021.36
  5. Step 5: Solve for x
    x = 99,395,773,701,021.36/10,539,010.80
  6. Step 6: Final answer
    x = 9,431,224.20

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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.