Home / 56,677,271.40-85,026,404.70-18,340,036.20

Finding the Fourth Proportional to 56,677,271.40, 85,026,404.70 and 18,340,036.20

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Solution

The fourth proportional to 56,677,271.40, 85,026,404.70 and 18,340,036.20 is: 27,513,451.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,677,271.40 : 85,026,404.70 = 18,340,036.20 : x
  2. Step 2: Convert to fraction form
    56,677,271.40/85,026,404.70 = 18,340,036.20/x
  3. Step 3: Cross multiply
    56,677,271.40x = 85,026,404.70 × 18,340,036.20
  4. Step 4: Simplify right side
    56,677,271.40x = 1,559,387,340,153,850.25
  5. Step 5: Solve for x
    x = 1,559,387,340,153,850.25/56,677,271.40
  6. Step 6: Final answer
    x = 27,513,451.19

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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.