Home / 18,730,888.32-28,101,180.16-5,776,752.64

Finding the Fourth Proportional to 18,730,888.32, 28,101,180.16 and 5,776,752.64

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Solution

The fourth proportional to 18,730,888.32, 28,101,180.16 and 5,776,752.64 is: 8,666,624.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,730,888.32 : 28,101,180.16 = 5,776,752.64 : x
  2. Step 2: Convert to fraction form
    18,730,888.32/28,101,180.16 = 5,776,752.64/x
  3. Step 3: Cross multiply
    18,730,888.32x = 28,101,180.16 × 5,776,752.64
  4. Step 4: Simplify right side
    18,730,888.32x = 162,333,566,676,395.62
  5. Step 5: Solve for x
    x = 162,333,566,676,395.62/18,730,888.32
  6. Step 6: Final answer
    x = 8,666,624.02

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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.