Home / 15,482,934.48-21,367,178.64-8,607,531.36

Finding the Fourth Proportional to 15,482,934.48, 21,367,178.64 and 8,607,531.36

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Solution

The fourth proportional to 15,482,934.48, 21,367,178.64 and 8,607,531.36 is: 11,878,798.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,482,934.48 : 21,367,178.64 = 8,607,531.36 : x
  2. Step 2: Convert to fraction form
    15,482,934.48/21,367,178.64 = 8,607,531.36/x
  3. Step 3: Cross multiply
    15,482,934.48x = 21,367,178.64 × 8,607,531.36
  4. Step 4: Simplify right side
    15,482,934.48x = 183,918,660,218,522.16
  5. Step 5: Solve for x
    x = 183,918,660,218,522.16/15,482,934.48
  6. Step 6: Final answer
    x = 11,878,798.59

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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.