Home / 43,655,634.24-65,472,281.64-12,943,031.82

Finding the Fourth Proportional to 43,655,634.24, 65,472,281.64 and 12,943,031.82

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Solution

The fourth proportional to 43,655,634.24, 65,472,281.64 and 12,943,031.82 is: 19,411,236.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,655,634.24 : 65,472,281.64 = 12,943,031.82 : x
  2. Step 2: Convert to fraction form
    43,655,634.24/65,472,281.64 = 12,943,031.82/x
  3. Step 3: Cross multiply
    43,655,634.24x = 65,472,281.64 × 12,943,031.82
  4. Step 4: Simplify right side
    43,655,634.24x = 847,409,824,594,521.75
  5. Step 5: Solve for x
    x = 847,409,824,594,521.75/43,655,634.24
  6. Step 6: Final answer
    x = 19,411,236.13

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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.