Home / 49,915,122.40-74,897,566.80-28,366,271.20

Finding the Fourth Proportional to 49,915,122.40, 74,897,566.80 and 28,366,271.20

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Solution

The fourth proportional to 49,915,122.40, 74,897,566.80 and 28,366,271.20 is: 42,563,547.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,915,122.40 : 74,897,566.80 = 28,366,271.20 : x
  2. Step 2: Convert to fraction form
    49,915,122.40/74,897,566.80 = 28,366,271.20/x
  3. Step 3: Cross multiply
    49,915,122.40x = 74,897,566.80 × 28,366,271.20
  4. Step 4: Simplify right side
    49,915,122.40x = 2,124,564,692,068,916
  5. Step 5: Solve for x
    x = 2,124,564,692,068,916/49,915,122.40
  6. Step 6: Final answer
    x = 42,563,547.68

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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.