Home / 8,365,010.60-12,547,515.90-7,451,719.40

Finding the Fourth Proportional to 8,365,010.60, 12,547,515.90 and 7,451,719.40

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Solution

The fourth proportional to 8,365,010.60, 12,547,515.90 and 7,451,719.40 is: 11,177,579.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,365,010.60 : 12,547,515.90 = 7,451,719.40 : x
  2. Step 2: Convert to fraction form
    8,365,010.60/12,547,515.90 = 7,451,719.40/x
  3. Step 3: Cross multiply
    8,365,010.60x = 12,547,515.90 × 7,451,719.40
  4. Step 4: Simplify right side
    8,365,010.60x = 93,500,567,653,838.47
  5. Step 5: Solve for x
    x = 93,500,567,653,838.47/8,365,010.60
  6. Step 6: Final answer
    x = 11,177,579.10

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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.