Home / 28,290,580.44-42,436,167.12-22,646,681.88

Finding the Fourth Proportional to 28,290,580.44, 42,436,167.12 and 22,646,681.88

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Solution

The fourth proportional to 28,290,580.44, 42,436,167.12 and 22,646,681.88 is: 33,970,260.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,290,580.44 : 42,436,167.12 = 22,646,681.88 : x
  2. Step 2: Convert to fraction form
    28,290,580.44/42,436,167.12 = 22,646,681.88/x
  3. Step 3: Cross multiply
    28,290,580.44x = 42,436,167.12 × 22,646,681.88
  4. Step 4: Simplify right side
    28,290,580.44x = 961,038,376,973,155.62
  5. Step 5: Solve for x
    x = 961,038,376,973,155.62/28,290,580.44
  6. Step 6: Final answer
    x = 33,970,260.14

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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.