Home / 10,168,697.18-15,253,875.45-4,774,405.19

Finding the Fourth Proportional to 10,168,697.18, 15,253,875.45 and 4,774,405.19

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Solution

The fourth proportional to 10,168,697.18, 15,253,875.45 and 4,774,405.19 is: 7,161,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,168,697.18 : 15,253,875.45 = 4,774,405.19 : x
  2. Step 2: Convert to fraction form
    10,168,697.18/15,253,875.45 = 4,774,405.19/x
  3. Step 3: Cross multiply
    10,168,697.18x = 15,253,875.45 × 4,774,405.19
  4. Step 4: Simplify right side
    10,168,697.18x = 72,828,182,039,824.20
  5. Step 5: Solve for x
    x = 72,828,182,039,824.20/10,168,697.18
  6. Step 6: Final answer
    x = 7,161,997.33

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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.