Home / 52,152,882.90-78,225,825.15-13,813,574.10

Finding the Fourth Proportional to 52,152,882.90, 78,225,825.15 and 13,813,574.10

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Solution

The fourth proportional to 52,152,882.90, 78,225,825.15 and 13,813,574.10 is: 20,719,434.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,152,882.90 : 78,225,825.15 = 13,813,574.10 : x
  2. Step 2: Convert to fraction form
    52,152,882.90/78,225,825.15 = 13,813,574.10/x
  3. Step 3: Cross multiply
    52,152,882.90x = 78,225,825.15 × 13,813,574.10
  4. Step 4: Simplify right side
    52,152,882.90x = 1,080,578,232,243,168.62
  5. Step 5: Solve for x
    x = 1,080,578,232,243,168.62/52,152,882.90
  6. Step 6: Final answer
    x = 20,719,434.33

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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.