Home / 9,559,490.40-13,191,931.08-5,208,612.12

Finding the Fourth Proportional to 9,559,490.40, 13,191,931.08 and 5,208,612.12

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Solution

The fourth proportional to 9,559,490.40, 13,191,931.08 and 5,208,612.12 is: 7,187,794.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559,490.40 : 13,191,931.08 = 5,208,612.12 : x
  2. Step 2: Convert to fraction form
    9,559,490.40/13,191,931.08 = 5,208,612.12/x
  3. Step 3: Cross multiply
    9,559,490.40x = 13,191,931.08 × 5,208,612.12
  4. Step 4: Simplify right side
    9,559,490.40x = 68,711,652,109,492.70
  5. Step 5: Solve for x
    x = 68,711,652,109,492.70/9,559,490.40
  6. Step 6: Final answer
    x = 7,187,794.46

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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.