Home / 9,072,167.04-12,502,364.76-6,489,363.60

Finding the Fourth Proportional to 9,072,167.04, 12,502,364.76 and 6,489,363.60

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Solution

The fourth proportional to 9,072,167.04, 12,502,364.76 and 6,489,363.60 is: 8,943,000.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,167.04 : 12,502,364.76 = 6,489,363.60 : x
  2. Step 2: Convert to fraction form
    9,072,167.04/12,502,364.76 = 6,489,363.60/x
  3. Step 3: Cross multiply
    9,072,167.04x = 12,502,364.76 × 6,489,363.60
  4. Step 4: Simplify right side
    9,072,167.04x = 81,132,390,787,466.73
  5. Step 5: Solve for x
    x = 81,132,390,787,466.73/9,072,167.04
  6. Step 6: Final answer
    x = 8,943,000.10

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1.5x scale

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.