Home / 49,762,575.90-74,643,863.85-28,239,215.40

Finding the Fourth Proportional to 49,762,575.90, 74,643,863.85 and 28,239,215.40

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Solution

The fourth proportional to 49,762,575.90, 74,643,863.85 and 28,239,215.40 is: 42,358,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,762,575.90 : 74,643,863.85 = 28,239,215.40 : x
  2. Step 2: Convert to fraction form
    49,762,575.90/74,643,863.85 = 28,239,215.40/x
  3. Step 3: Cross multiply
    49,762,575.90x = 74,643,863.85 × 28,239,215.40
  4. Step 4: Simplify right side
    49,762,575.90x = 2,107,884,149,548,423
  5. Step 5: Solve for x
    x = 2,107,884,149,548,423/49,762,575.90
  6. Step 6: Final answer
    x = 42,358,823.10

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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.