Home / 8,287,528.68-12,430,112.04-2,607,605.40

Finding the Fourth Proportional to 8,287,528.68, 12,430,112.04 and 2,607,605.40

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Solution

The fourth proportional to 8,287,528.68, 12,430,112.04 and 2,607,605.40 is: 3,911,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,287,528.68 : 12,430,112.04 = 2,607,605.40 : x
  2. Step 2: Convert to fraction form
    8,287,528.68/12,430,112.04 = 2,607,605.40/x
  3. Step 3: Cross multiply
    8,287,528.68x = 12,430,112.04 × 2,607,605.40
  4. Step 4: Simplify right side
    8,287,528.68x = 32,412,827,278,109.01
  5. Step 5: Solve for x
    x = 32,412,827,278,109.01/8,287,528.68
  6. Step 6: Final answer
    x = 3,911,036.51

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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.