Home / 10,039,061.76-13,853,875.84-5,455,384.32

Finding the Fourth Proportional to 10,039,061.76, 13,853,875.84 and 5,455,384.32

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Solution

The fourth proportional to 10,039,061.76, 13,853,875.84 and 5,455,384.32 is: 7,528,414.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,039,061.76 : 13,853,875.84 = 5,455,384.32 : x
  2. Step 2: Convert to fraction form
    10,039,061.76/13,853,875.84 = 5,455,384.32/x
  3. Step 3: Cross multiply
    10,039,061.76x = 13,853,875.84 × 5,455,384.32
  4. Step 4: Simplify right side
    10,039,061.76x = 75,578,217,028,762.83
  5. Step 5: Solve for x
    x = 75,578,217,028,762.83/10,039,061.76
  6. Step 6: Final answer
    x = 7,528,414.39

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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.