Home / 10,247,976.60-14,142,508.47-5,602,018.38

Finding the Fourth Proportional to 10,247,976.60, 14,142,508.47 and 5,602,018.38

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Solution

The fourth proportional to 10,247,976.60, 14,142,508.47 and 5,602,018.38 is: 7,730,949.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,247,976.60 : 14,142,508.47 = 5,602,018.38 : x
  2. Step 2: Convert to fraction form
    10,247,976.60/14,142,508.47 = 5,602,018.38/x
  3. Step 3: Cross multiply
    10,247,976.60x = 14,142,508.47 × 5,602,018.38
  4. Step 4: Simplify right side
    10,247,976.60x = 79,226,592,388,245.69
  5. Step 5: Solve for x
    x = 79,226,592,388,245.69/10,247,976.60
  6. Step 6: Final answer
    x = 7,730,949.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.