Home / 22,808,079.60-31,475,148.12-13,640,722.08

Finding the Fourth Proportional to 22,808,079.60, 31,475,148.12 and 13,640,722.08

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Solution

The fourth proportional to 22,808,079.60, 31,475,148.12 and 13,640,722.08 is: 18,824,195.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,808,079.60 : 31,475,148.12 = 13,640,722.08 : x
  2. Step 2: Convert to fraction form
    22,808,079.60/31,475,148.12 = 13,640,722.08/x
  3. Step 3: Cross multiply
    22,808,079.60x = 31,475,148.12 × 13,640,722.08
  4. Step 4: Simplify right side
    22,808,079.60x = 429,343,747,931,754.50
  5. Step 5: Solve for x
    x = 429,343,747,931,754.50/22,808,079.60
  6. Step 6: Final answer
    x = 18,824,195.44

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1.5x scale

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.