Home / 74,864,686.78-112,280,053.50-33,897,081.07

Finding the Fourth Proportional to 74,864,686.78, 112,280,053.50 and 33,897,081.07

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Solution

The fourth proportional to 74,864,686.78, 112,280,053.50 and 33,897,081.07 is: 50,837,934.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,864,686.78 : 112,280,053.50 = 33,897,081.07 : x
  2. Step 2: Convert to fraction form
    74,864,686.78/112,280,053.50 = 33,897,081.07/x
  3. Step 3: Cross multiply
    74,864,686.78x = 112,280,053.50 × 33,897,081.07
  4. Step 4: Simplify right side
    74,864,686.78x = 3,805,966,076,033,437.50
  5. Step 5: Solve for x
    x = 3,805,966,076,033,437.50/74,864,686.78
  6. Step 6: Final answer
    x = 50,837,934.94

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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.