Home / 7,547,130.64-11,299,437.11-6,781,855.60

Finding the Fourth Proportional to 7,547,130.64, 11,299,437.11 and 6,781,855.60

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Solution

The fourth proportional to 7,547,130.64, 11,299,437.11 and 6,781,855.60 is: 10,153,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547,130.64 : 11,299,437.11 = 6,781,855.60 : x
  2. Step 2: Convert to fraction form
    7,547,130.64/11,299,437.11 = 6,781,855.60/x
  3. Step 3: Cross multiply
    7,547,130.64x = 11,299,437.11 × 6,781,855.60
  4. Step 4: Simplify right side
    7,547,130.64x = 76,631,150,834,232.33
  5. Step 5: Solve for x
    x = 76,631,150,834,232.33/7,547,130.64
  6. Step 6: Final answer
    x = 10,153,680.18

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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.