Home / 10,125,116.40-15,191,225.75-2,937,081.63

Finding the Fourth Proportional to 10,125,116.40, 15,191,225.75 and 2,937,081.63

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Solution

The fourth proportional to 10,125,116.40, 15,191,225.75 and 2,937,081.63 is: 4,406,652.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125,116.40 : 15,191,225.75 = 2,937,081.63 : x
  2. Step 2: Convert to fraction form
    10,125,116.40/15,191,225.75 = 2,937,081.63/x
  3. Step 3: Cross multiply
    10,125,116.40x = 15,191,225.75 × 2,937,081.63
  4. Step 4: Simplify right side
    10,125,116.40x = 44,617,870,087,507.97
  5. Step 5: Solve for x
    x = 44,617,870,087,507.97/10,125,116.40
  6. Step 6: Final answer
    x = 4,406,652.56

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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.