Home / 34,218,288-47,209,612.32-19,523,397.60

Finding the Fourth Proportional to 34,218,288, 47,209,612.32 and 19,523,397.60

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Solution

The fourth proportional to 34,218,288, 47,209,612.32 and 19,523,397.60 is: 26,935,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,218,288 : 47,209,612.32 = 19,523,397.60 : x
  2. Step 2: Convert to fraction form
    34,218,288/47,209,612.32 = 19,523,397.60/x
  3. Step 3: Cross multiply
    34,218,288x = 47,209,612.32 × 19,523,397.60
  4. Step 4: Simplify right side
    34,218,288x = 921,692,031,865,218.50
  5. Step 5: Solve for x
    x = 921,692,031,865,218.50/34,218,288
  6. Step 6: Final answer
    x = 26,935,655.92

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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.