Home / 60,499,031.60-90,748,547.40-20,104,266.80

Finding the Fourth Proportional to 60,499,031.60, 90,748,547.40 and 20,104,266.80

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Solution

The fourth proportional to 60,499,031.60, 90,748,547.40 and 20,104,266.80 is: 30,156,400.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,499,031.60 : 90,748,547.40 = 20,104,266.80 : x
  2. Step 2: Convert to fraction form
    60,499,031.60/90,748,547.40 = 20,104,266.80/x
  3. Step 3: Cross multiply
    60,499,031.60x = 90,748,547.40 × 20,104,266.80
  4. Step 4: Simplify right side
    60,499,031.60x = 1,824,433,008,642,046.50
  5. Step 5: Solve for x
    x = 1,824,433,008,642,046.50/60,499,031.60
  6. Step 6: Final answer
    x = 30,156,400.20

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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.