Home / 14,875,247.20-22,312,870.80-8,486,145.40

Finding the Fourth Proportional to 14,875,247.20, 22,312,870.80 and 8,486,145.40

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Solution

The fourth proportional to 14,875,247.20, 22,312,870.80 and 8,486,145.40 is: 12,729,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,875,247.20 : 22,312,870.80 = 8,486,145.40 : x
  2. Step 2: Convert to fraction form
    14,875,247.20/22,312,870.80 = 8,486,145.40/x
  3. Step 3: Cross multiply
    14,875,247.20x = 22,312,870.80 × 8,486,145.40
  4. Step 4: Simplify right side
    14,875,247.20x = 189,350,265,900,214.34
  5. Step 5: Solve for x
    x = 189,350,265,900,214.34/14,875,247.20
  6. Step 6: Final answer
    x = 12,729,218.10

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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.