Home / 10,314,415.80-15,440,130.90-8,046,934.20

Finding the Fourth Proportional to 10,314,415.80, 15,440,130.90 and 8,046,934.20

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Solution

The fourth proportional to 10,314,415.80, 15,440,130.90 and 8,046,934.20 is: 12,045,831.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,314,415.80 : 15,440,130.90 = 8,046,934.20 : x
  2. Step 2: Convert to fraction form
    10,314,415.80/15,440,130.90 = 8,046,934.20/x
  3. Step 3: Cross multiply
    10,314,415.80x = 15,440,130.90 × 8,046,934.20
  4. Step 4: Simplify right side
    10,314,415.80x = 124,245,717,391,686.78
  5. Step 5: Solve for x
    x = 124,245,717,391,686.78/10,314,415.80
  6. Step 6: Final answer
    x = 12,045,831.76

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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.