Home / 10,500,966.30-15,719,956.65-6,238,940.70

Finding the Fourth Proportional to 10,500,966.30, 15,719,956.65 and 6,238,940.70

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Solution

The fourth proportional to 10,500,966.30, 15,719,956.65 and 6,238,940.70 is: 9,339,700.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,500,966.30 : 15,719,956.65 = 6,238,940.70 : x
  2. Step 2: Convert to fraction form
    10,500,966.30/15,719,956.65 = 6,238,940.70/x
  3. Step 3: Cross multiply
    10,500,966.30x = 15,719,956.65 × 6,238,940.70
  4. Step 4: Simplify right side
    10,500,966.30x = 98,075,877,345,920.66
  5. Step 5: Solve for x
    x = 98,075,877,345,920.66/10,500,966.30
  6. Step 6: Final answer
    x = 9,339,700.23

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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.