Home / 9,159,871.60-13,739,807.40-5,377,625.20

Finding the Fourth Proportional to 9,159,871.60, 13,739,807.40 and 5,377,625.20

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Solution

The fourth proportional to 9,159,871.60, 13,739,807.40 and 5,377,625.20 is: 8,066,437.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,159,871.60 : 13,739,807.40 = 5,377,625.20 : x
  2. Step 2: Convert to fraction form
    9,159,871.60/13,739,807.40 = 5,377,625.20/x
  3. Step 3: Cross multiply
    9,159,871.60x = 13,739,807.40 × 5,377,625.20
  4. Step 4: Simplify right side
    9,159,871.60x = 73,887,534,517,386.48
  5. Step 5: Solve for x
    x = 73,887,534,517,386.48/9,159,871.60
  6. Step 6: Final answer
    x = 8,066,437.80

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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.