Home / 50,272,124.20-75,445,511.10-20,001,711.40

Finding the Fourth Proportional to 50,272,124.20, 75,445,511.10 and 20,001,711.40

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Solution

The fourth proportional to 50,272,124.20, 75,445,511.10 and 20,001,711.40 is: 30,017,417.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,272,124.20 : 75,445,511.10 = 20,001,711.40 : x
  2. Step 2: Convert to fraction form
    50,272,124.20/75,445,511.10 = 20,001,711.40/x
  3. Step 3: Cross multiply
    50,272,124.20x = 75,445,511.10 × 20,001,711.40
  4. Step 4: Simplify right side
    50,272,124.20x = 1,509,039,339,447,696.25
  5. Step 5: Solve for x
    x = 1,509,039,339,447,696.25/50,272,124.20
  6. Step 6: Final answer
    x = 30,017,417.47

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1.5x scale

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.