Home / 28,924,368.80-43,386,553.20-7,358,928.80

Finding the Fourth Proportional to 28,924,368.80, 43,386,553.20 and 7,358,928.80

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Solution

The fourth proportional to 28,924,368.80, 43,386,553.20 and 7,358,928.80 is: 11,038,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,924,368.80 : 43,386,553.20 = 7,358,928.80 : x
  2. Step 2: Convert to fraction form
    28,924,368.80/43,386,553.20 = 7,358,928.80/x
  3. Step 3: Cross multiply
    28,924,368.80x = 43,386,553.20 × 7,358,928.80
  4. Step 4: Simplify right side
    28,924,368.80x = 319,278,555,876,212.19
  5. Step 5: Solve for x
    x = 319,278,555,876,212.19/28,924,368.80
  6. Step 6: Final answer
    x = 11,038,393.20

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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.