Home / 15,740,051.60-23,610,077.40-5,643,693.20

Finding the Fourth Proportional to 15,740,051.60, 23,610,077.40 and 5,643,693.20

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Solution

The fourth proportional to 15,740,051.60, 23,610,077.40 and 5,643,693.20 is: 8,465,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740,051.60 : 23,610,077.40 = 5,643,693.20 : x
  2. Step 2: Convert to fraction form
    15,740,051.60/23,610,077.40 = 5,643,693.20/x
  3. Step 3: Cross multiply
    15,740,051.60x = 23,610,077.40 × 5,643,693.20
  4. Step 4: Simplify right side
    15,740,051.60x = 133,248,033,273,853.67
  5. Step 5: Solve for x
    x = 133,248,033,273,853.67/15,740,051.60
  6. Step 6: Final answer
    x = 8,465,539.80

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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.