Home / 10,386,980.40-15,580,470.60-5,908,004.40

Finding the Fourth Proportional to 10,386,980.40, 15,580,470.60 and 5,908,004.40

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Solution

The fourth proportional to 10,386,980.40, 15,580,470.60 and 5,908,004.40 is: 8,862,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,386,980.40 : 15,580,470.60 = 5,908,004.40 : x
  2. Step 2: Convert to fraction form
    10,386,980.40/15,580,470.60 = 5,908,004.40/x
  3. Step 3: Cross multiply
    10,386,980.40x = 15,580,470.60 × 5,908,004.40
  4. Step 4: Simplify right side
    10,386,980.40x = 92,049,488,858,870.64
  5. Step 5: Solve for x
    x = 92,049,488,858,870.64/10,386,980.40
  6. Step 6: Final answer
    x = 8,862,006.60

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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.