Home / 14,386,908.12-19,853,698.59-7,860,397.11

Finding the Fourth Proportional to 14,386,908.12, 19,853,698.59 and 7,860,397.11

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Solution

The fourth proportional to 14,386,908.12, 19,853,698.59 and 7,860,397.11 is: 10,847,219.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,386,908.12 : 19,853,698.59 = 7,860,397.11 : x
  2. Step 2: Convert to fraction form
    14,386,908.12/19,853,698.59 = 7,860,397.11/x
  3. Step 3: Cross multiply
    14,386,908.12x = 19,853,698.59 × 7,860,397.11
  4. Step 4: Simplify right side
    14,386,908.12x = 156,057,955,019,647.09
  5. Step 5: Solve for x
    x = 156,057,955,019,647.09/14,386,908.12
  6. Step 6: Final answer
    x = 10,847,219.83

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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.