Home / 10,050,782.40-14,962,503.20-9,990,995.12

Finding the Fourth Proportional to 10,050,782.40, 14,962,503.20 and 9,990,995.12

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Solution

The fourth proportional to 10,050,782.40, 14,962,503.20 and 9,990,995.12 is: 14,873,498.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050,782.40 : 14,962,503.20 = 9,990,995.12 : x
  2. Step 2: Convert to fraction form
    10,050,782.40/14,962,503.20 = 9,990,995.12/x
  3. Step 3: Cross multiply
    10,050,782.40x = 14,962,503.20 × 9,990,995.12
  4. Step 4: Simplify right side
    10,050,782.40x = 149,490,296,454,184.38
  5. Step 5: Solve for x
    x = 149,490,296,454,184.38/10,050,782.40
  6. Step 6: Final answer
    x = 14,873,498.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.