Home / 40,649,547.47-60,974,407.87-28,573,049.30

Finding the Fourth Proportional to 40,649,547.47, 60,974,407.87 and 28,573,049.30

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Solution

The fourth proportional to 40,649,547.47, 60,974,407.87 and 28,573,049.30 is: 42,859,634.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,649,547.47 : 60,974,407.87 = 28,573,049.30 : x
  2. Step 2: Convert to fraction form
    40,649,547.47/60,974,407.87 = 28,573,049.30/x
  3. Step 3: Cross multiply
    40,649,547.47x = 60,974,407.87 × 28,573,049.30
  4. Step 4: Simplify right side
    40,649,547.47x = 1,742,224,761,731,513.50
  5. Step 5: Solve for x
    x = 1,742,224,761,731,513.50/40,649,547.47
  6. Step 6: Final answer
    x = 42,859,634.86

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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.