Home / 7,742,624.32-11,591,225.28-5,429,095.36

Finding the Fourth Proportional to 7,742,624.32, 11,591,225.28 and 5,429,095.36

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Solution

The fourth proportional to 7,742,624.32, 11,591,225.28 and 5,429,095.36 is: 8,127,718.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742,624.32 : 11,591,225.28 = 5,429,095.36 : x
  2. Step 2: Convert to fraction form
    7,742,624.32/11,591,225.28 = 5,429,095.36/x
  3. Step 3: Cross multiply
    7,742,624.32x = 11,591,225.28 × 5,429,095.36
  4. Step 4: Simplify right side
    7,742,624.32x = 62,929,867,384,362.70
  5. Step 5: Solve for x
    x = 62,929,867,384,362.70/7,742,624.32
  6. Step 6: Final answer
    x = 8,127,718.04

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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.