Home / 14,070,547.32-21,100,440.87-7,677,382.56

Finding the Fourth Proportional to 14,070,547.32, 21,100,440.87 and 7,677,382.56

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Solution

The fourth proportional to 14,070,547.32, 21,100,440.87 and 7,677,382.56 is: 11,513,138.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,070,547.32 : 21,100,440.87 = 7,677,382.56 : x
  2. Step 2: Convert to fraction form
    14,070,547.32/21,100,440.87 = 7,677,382.56/x
  3. Step 3: Cross multiply
    14,070,547.32x = 21,100,440.87 × 7,677,382.56
  4. Step 4: Simplify right side
    14,070,547.32x = 161,996,156,743,649.22
  5. Step 5: Solve for x
    x = 161,996,156,743,649.22/14,070,547.32
  6. Step 6: Final answer
    x = 11,513,138.26

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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.