Home / 21,253,567.20-31,833,111.60-21,253,567.20

Finding the Fourth Proportional to 21,253,567.20, 31,833,111.60 and 21,253,567.20

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Solution

The fourth proportional to 21,253,567.20, 31,833,111.60 and 21,253,567.20 is: 31,833,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,253,567.20 : 31,833,111.60 = 21,253,567.20 : x
  2. Step 2: Convert to fraction form
    21,253,567.20/31,833,111.60 = 21,253,567.20/x
  3. Step 3: Cross multiply
    21,253,567.20x = 31,833,111.60 × 21,253,567.20
  4. Step 4: Simplify right side
    21,253,567.20x = 676,567,176,575,699.50
  5. Step 5: Solve for x
    x = 676,567,176,575,699.50/21,253,567.20
  6. Step 6: Final answer
    x = 31,833,111.60

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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.