Home / 9,172,005.40-13,742,261.70-5,975,486.20

Finding the Fourth Proportional to 9,172,005.40, 13,742,261.70 and 5,975,486.20

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Solution

The fourth proportional to 9,172,005.40, 13,742,261.70 and 5,975,486.20 is: 8,952,970.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,172,005.40 : 13,742,261.70 = 5,975,486.20 : x
  2. Step 2: Convert to fraction form
    9,172,005.40/13,742,261.70 = 5,975,486.20/x
  3. Step 3: Cross multiply
    9,172,005.40x = 13,742,261.70 × 5,975,486.20
  4. Step 4: Simplify right side
    9,172,005.40x = 82,116,695,145,138.53
  5. Step 5: Solve for x
    x = 82,116,695,145,138.53/9,172,005.40
  6. Step 6: Final answer
    x = 8,952,970.65

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1.5x scale

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.