Home / 10,191,927.40-15,287,891.10-4,126,647.40

Finding the Fourth Proportional to 10,191,927.40, 15,287,891.10 and 4,126,647.40

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Solution

The fourth proportional to 10,191,927.40, 15,287,891.10 and 4,126,647.40 is: 6,189,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,191,927.40 : 15,287,891.10 = 4,126,647.40 : x
  2. Step 2: Convert to fraction form
    10,191,927.40/15,287,891.10 = 4,126,647.40/x
  3. Step 3: Cross multiply
    10,191,927.40x = 15,287,891.10 × 4,126,647.40
  4. Step 4: Simplify right side
    10,191,927.40x = 63,087,736,059,298.14
  5. Step 5: Solve for x
    x = 63,087,736,059,298.14/10,191,927.40
  6. Step 6: Final answer
    x = 6,189,971.10

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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.