Home / 10,592,415.60-15,872,293.80-7,884,034.80

Finding the Fourth Proportional to 10,592,415.60, 15,872,293.80 and 7,884,034.80

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Solution

The fourth proportional to 10,592,415.60, 15,872,293.80 and 7,884,034.80 is: 11,813,897.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,592,415.60 : 15,872,293.80 = 7,884,034.80 : x
  2. Step 2: Convert to fraction form
    10,592,415.60/15,872,293.80 = 7,884,034.80/x
  3. Step 3: Cross multiply
    10,592,415.60x = 15,872,293.80 × 7,884,034.80
  4. Step 4: Simplify right side
    10,592,415.60x = 125,137,716,675,024.25
  5. Step 5: Solve for x
    x = 125,137,716,675,024.25/10,592,415.60
  6. Step 6: Final answer
    x = 11,813,897.92

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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.