Home / 61,947,152.30-92,920,728.45-51,869,456.30

Finding the Fourth Proportional to 61,947,152.30, 92,920,728.45 and 51,869,456.30

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Solution

The fourth proportional to 61,947,152.30, 92,920,728.45 and 51,869,456.30 is: 77,804,184.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,947,152.30 : 92,920,728.45 = 51,869,456.30 : x
  2. Step 2: Convert to fraction form
    61,947,152.30/92,920,728.45 = 51,869,456.30/x
  3. Step 3: Cross multiply
    61,947,152.30x = 92,920,728.45 × 51,869,456.30
  4. Step 4: Simplify right side
    61,947,152.30x = 4,819,747,663,701,442
  5. Step 5: Solve for x
    x = 4,819,747,663,701,442/61,947,152.30
  6. Step 6: Final answer
    x = 77,804,184.45

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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.