Home / 12,697,572.21-19,041,686.28-4,386,260.58

Finding the Fourth Proportional to 12,697,572.21, 19,041,686.28 and 4,386,260.58

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Solution

The fourth proportional to 12,697,572.21, 19,041,686.28 and 4,386,260.58 is: 6,577,776.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,697,572.21 : 19,041,686.28 = 4,386,260.58 : x
  2. Step 2: Convert to fraction form
    12,697,572.21/19,041,686.28 = 4,386,260.58/x
  3. Step 3: Cross multiply
    12,697,572.21x = 19,041,686.28 × 4,386,260.58
  4. Step 4: Simplify right side
    12,697,572.21x = 83,521,797,906,690.84
  5. Step 5: Solve for x
    x = 83,521,797,906,690.84/12,697,572.21
  6. Step 6: Final answer
    x = 6,577,776.96

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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.