Home / 35,851,280.80-53,776,921.20-13,134,474.40

Finding the Fourth Proportional to 35,851,280.80, 53,776,921.20 and 13,134,474.40

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Solution

The fourth proportional to 35,851,280.80, 53,776,921.20 and 13,134,474.40 is: 19,701,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,851,280.80 : 53,776,921.20 = 13,134,474.40 : x
  2. Step 2: Convert to fraction form
    35,851,280.80/53,776,921.20 = 13,134,474.40/x
  3. Step 3: Cross multiply
    35,851,280.80x = 53,776,921.20 × 13,134,474.40
  4. Step 4: Simplify right side
    35,851,280.80x = 706,331,594,812,217.38
  5. Step 5: Solve for x
    x = 706,331,594,812,217.38/35,851,280.80
  6. Step 6: Final answer
    x = 19,701,711.60

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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.