Home / 15,761,387.60-23,640,331.80-4,402,984.40

Finding the Fourth Proportional to 15,761,387.60, 23,640,331.80 and 4,402,984.40

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Solution

The fourth proportional to 15,761,387.60, 23,640,331.80 and 4,402,984.40 is: 6,603,987.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,761,387.60 : 23,640,331.80 = 4,402,984.40 : x
  2. Step 2: Convert to fraction form
    15,761,387.60/23,640,331.80 = 4,402,984.40/x
  3. Step 3: Cross multiply
    15,761,387.60x = 23,640,331.80 × 4,402,984.40
  4. Step 4: Simplify right side
    15,761,387.60x = 104,088,012,126,223.94
  5. Step 5: Solve for x
    x = 104,088,012,126,223.94/15,761,387.60
  6. Step 6: Final answer
    x = 6,603,987.84

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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.