Home / 7,388,411.63-10,195,911.47-4,125,281.90

Finding the Fourth Proportional to 7,388,411.63, 10,195,911.47 and 4,125,281.90

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Solution

The fourth proportional to 7,388,411.63, 10,195,911.47 and 4,125,281.90 is: 5,692,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,411.63 : 10,195,911.47 = 4,125,281.90 : x
  2. Step 2: Convert to fraction form
    7,388,411.63/10,195,911.47 = 4,125,281.90/x
  3. Step 3: Cross multiply
    7,388,411.63x = 10,195,911.47 × 4,125,281.90
  4. Step 4: Simplify right side
    7,388,411.63x = 42,061,009,000,527.04
  5. Step 5: Solve for x
    x = 42,061,009,000,527.04/7,388,411.63
  6. Step 6: Final answer
    x = 5,692,835.10

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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.