Home / 12,710,113.91-17,539,968.50-6,908,895.65

Finding the Fourth Proportional to 12,710,113.91, 17,539,968.50 and 6,908,895.65

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Solution

The fourth proportional to 12,710,113.91, 17,539,968.50 and 6,908,895.65 is: 9,534,282.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710,113.91 : 17,539,968.50 = 6,908,895.65 : x
  2. Step 2: Convert to fraction form
    12,710,113.91/17,539,968.50 = 6,908,895.65/x
  3. Step 3: Cross multiply
    12,710,113.91x = 17,539,968.50 × 6,908,895.65
  4. Step 4: Simplify right side
    12,710,113.91x = 121,181,812,053,514.78
  5. Step 5: Solve for x
    x = 121,181,812,053,514.78/12,710,113.91
  6. Step 6: Final answer
    x = 9,534,282.14

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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.