Home / 8,735,272.56-12,053,686.95-5,063,430.42

Finding the Fourth Proportional to 8,735,272.56, 12,053,686.95 and 5,063,430.42

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Solution

The fourth proportional to 8,735,272.56, 12,053,686.95 and 5,063,430.42 is: 6,986,960.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735,272.56 : 12,053,686.95 = 5,063,430.42 : x
  2. Step 2: Convert to fraction form
    8,735,272.56/12,053,686.95 = 5,063,430.42/x
  3. Step 3: Cross multiply
    8,735,272.56x = 12,053,686.95 × 5,063,430.42
  4. Step 4: Simplify right side
    8,735,272.56x = 61,033,005,175,787.02
  5. Step 5: Solve for x
    x = 61,033,005,175,787.02/8,735,272.56
  6. Step 6: Final answer
    x = 6,986,960.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.