Home / 42,010,025.60-63,015,038.40-35,515,510.40

Finding the Fourth Proportional to 42,010,025.60, 63,015,038.40 and 35,515,510.40

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Solution

The fourth proportional to 42,010,025.60, 63,015,038.40 and 35,515,510.40 is: 53,273,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,010,025.60 : 63,015,038.40 = 35,515,510.40 : x
  2. Step 2: Convert to fraction form
    42,010,025.60/63,015,038.40 = 35,515,510.40/x
  3. Step 3: Cross multiply
    42,010,025.60x = 63,015,038.40 × 35,515,510.40
  4. Step 4: Simplify right side
    42,010,025.60x = 2,238,011,251,651,599.25
  5. Step 5: Solve for x
    x = 2,238,011,251,651,599.25/42,010,025.60
  6. Step 6: Final answer
    x = 53,273,265.60

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Similar ratio
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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.