Home / 43,514,711.28-65,249,605.14-12,805,303.20

Finding the Fourth Proportional to 43,514,711.28, 65,249,605.14 and 12,805,303.20

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Solution

The fourth proportional to 43,514,711.28, 65,249,605.14 and 12,805,303.20 is: 19,201,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,514,711.28 : 65,249,605.14 = 12,805,303.20 : x
  2. Step 2: Convert to fraction form
    43,514,711.28/65,249,605.14 = 12,805,303.20/x
  3. Step 3: Cross multiply
    43,514,711.28x = 65,249,605.14 × 12,805,303.20
  4. Step 4: Simplify right side
    43,514,711.28x = 835,540,977,497,978.38
  5. Step 5: Solve for x
    x = 835,540,977,497,978.38/43,514,711.28
  6. Step 6: Final answer
    x = 19,201,344.85

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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.