Home / 8,438,822.40-12,658,233.36-2,049,031.52

Finding the Fourth Proportional to 8,438,822.40, 12,658,233.36 and 2,049,031.52

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Solution

The fourth proportional to 8,438,822.40, 12,658,233.36 and 2,049,031.52 is: 3,073,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,438,822.40 : 12,658,233.36 = 2,049,031.52 : x
  2. Step 2: Convert to fraction form
    8,438,822.40/12,658,233.36 = 2,049,031.52/x
  3. Step 3: Cross multiply
    8,438,822.40x = 12,658,233.36 × 2,049,031.52
  4. Step 4: Simplify right side
    8,438,822.40x = 25,937,119,142,155.51
  5. Step 5: Solve for x
    x = 25,937,119,142,155.51/8,438,822.40
  6. Step 6: Final answer
    x = 3,073,547.22

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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.