Home / 9,045,320.40-12,483,019.89-5,125,835.70

Finding the Fourth Proportional to 9,045,320.40, 12,483,019.89 and 5,125,835.70

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Solution

The fourth proportional to 9,045,320.40, 12,483,019.89 and 5,125,835.70 is: 7,073,923.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045,320.40 : 12,483,019.89 = 5,125,835.70 : x
  2. Step 2: Convert to fraction form
    9,045,320.40/12,483,019.89 = 5,125,835.70/x
  3. Step 3: Cross multiply
    9,045,320.40x = 12,483,019.89 × 5,125,835.70
  4. Step 4: Simplify right side
    9,045,320.40x = 63,985,908,995,972.08
  5. Step 5: Solve for x
    x = 63,985,908,995,972.08/9,045,320.40
  6. Step 6: Final answer
    x = 7,073,923.99

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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.