Home / 9,938,272.80-13,714,498.80-5,587,543.20

Finding the Fourth Proportional to 9,938,272.80, 13,714,498.80 and 5,587,543.20

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Solution

The fourth proportional to 9,938,272.80, 13,714,498.80 and 5,587,543.20 is: 7,710,631.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,938,272.80 : 13,714,498.80 = 5,587,543.20 : x
  2. Step 2: Convert to fraction form
    9,938,272.80/13,714,498.80 = 5,587,543.20/x
  3. Step 3: Cross multiply
    9,938,272.80x = 13,714,498.80 × 5,587,543.20
  4. Step 4: Simplify right side
    9,938,272.80x = 76,630,354,511,348.17
  5. Step 5: Solve for x
    x = 76,630,354,511,348.17/9,938,272.80
  6. Step 6: Final answer
    x = 7,710,631.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.