Home / 10,430,057.80-15,626,424.30-8,937,065.80

Finding the Fourth Proportional to 10,430,057.80, 15,626,424.30 and 8,937,065.80

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Solution

The fourth proportional to 10,430,057.80, 15,626,424.30 and 8,937,065.80 is: 13,389,607.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430,057.80 : 15,626,424.30 = 8,937,065.80 : x
  2. Step 2: Convert to fraction form
    10,430,057.80/15,626,424.30 = 8,937,065.80/x
  3. Step 3: Cross multiply
    10,430,057.80x = 15,626,424.30 × 8,937,065.80
  4. Step 4: Simplify right side
    10,430,057.80x = 139,654,382,187,818.95
  5. Step 5: Solve for x
    x = 139,654,382,187,818.95/10,430,057.80
  6. Step 6: Final answer
    x = 13,389,607.70

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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.