Home / 10,116,710.60-15,175,065.90-9,053,828.60

Finding the Fourth Proportional to 10,116,710.60, 15,175,065.90 and 9,053,828.60

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Solution

The fourth proportional to 10,116,710.60, 15,175,065.90 and 9,053,828.60 is: 13,580,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116,710.60 : 15,175,065.90 = 9,053,828.60 : x
  2. Step 2: Convert to fraction form
    10,116,710.60/15,175,065.90 = 9,053,828.60/x
  3. Step 3: Cross multiply
    10,116,710.60x = 15,175,065.90 × 9,053,828.60
  4. Step 4: Simplify right side
    10,116,710.60x = 137,392,445,652,304.73
  5. Step 5: Solve for x
    x = 137,392,445,652,304.73/10,116,710.60
  6. Step 6: Final answer
    x = 13,580,742.90

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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.