Home / 40,453,390.80-60,687,959.40-11,700,464.40

Finding the Fourth Proportional to 40,453,390.80, 60,687,959.40 and 11,700,464.40

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Solution

The fourth proportional to 40,453,390.80, 60,687,959.40 and 11,700,464.40 is: 17,552,973.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,453,390.80 : 60,687,959.40 = 11,700,464.40 : x
  2. Step 2: Convert to fraction form
    40,453,390.80/60,687,959.40 = 11,700,464.40/x
  3. Step 3: Cross multiply
    40,453,390.80x = 60,687,959.40 × 11,700,464.40
  4. Step 4: Simplify right side
    40,453,390.80x = 710,077,308,468,345.38
  5. Step 5: Solve for x
    x = 710,077,308,468,345.38/40,453,390.80
  6. Step 6: Final answer
    x = 17,552,973.79

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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.