Home / 14,386,987.53-19,853,807.94-7,860,476.52

Finding the Fourth Proportional to 14,386,987.53, 19,853,807.94 and 7,860,476.52

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Solution

The fourth proportional to 14,386,987.53, 19,853,807.94 and 7,860,476.52 is: 10,847,329.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386,987.53 : 19,853,807.94 = 7,860,476.52 : x
  2. Step 2: Convert to fraction form
    14,386,987.53/19,853,807.94 = 7,860,476.52/x
  3. Step 3: Cross multiply
    14,386,987.53x = 19,853,807.94 × 7,860,476.52
  4. Step 4: Simplify right side
    14,386,987.53x = 156,060,391,144,959.56
  5. Step 5: Solve for x
    x = 156,060,391,144,959.56/14,386,987.53
  6. Step 6: Final answer
    x = 10,847,329.28

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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.