Home / 5,570,001.28-7,686,575.04-3,155,547.52

Finding the Fourth Proportional to 5,570,001.28, 7,686,575.04 and 3,155,547.52

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Solution

The fourth proportional to 5,570,001.28, 7,686,575.04 and 3,155,547.52 is: 4,354,640.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570,001.28 : 7,686,575.04 = 3,155,547.52 : x
  2. Step 2: Convert to fraction form
    5,570,001.28/7,686,575.04 = 3,155,547.52/x
  3. Step 3: Cross multiply
    5,570,001.28x = 7,686,575.04 × 3,155,547.52
  4. Step 4: Simplify right side
    5,570,001.28x = 24,255,352,804,765.90
  5. Step 5: Solve for x
    x = 24,255,352,804,765.90/5,570,001.28
  6. Step 6: Final answer
    x = 4,354,640.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.