Home / 47,326,493.80-70,989,740.70-21,817,325.80

Finding the Fourth Proportional to 47,326,493.80, 70,989,740.70 and 21,817,325.80

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Solution

The fourth proportional to 47,326,493.80, 70,989,740.70 and 21,817,325.80 is: 32,725,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,326,493.80 : 70,989,740.70 = 21,817,325.80 : x
  2. Step 2: Convert to fraction form
    47,326,493.80/70,989,740.70 = 21,817,325.80/x
  3. Step 3: Cross multiply
    47,326,493.80x = 70,989,740.70 × 21,817,325.80
  4. Step 4: Simplify right side
    47,326,493.80x = 1,548,806,301,309,420.25
  5. Step 5: Solve for x
    x = 1,548,806,301,309,420.25/47,326,493.80
  6. Step 6: Final answer
    x = 32,725,988.70

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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.