Home / 66,434,731.80-99,676,980.90-26,074,181.40

Finding the Fourth Proportional to 66,434,731.80, 99,676,980.90 and 26,074,181.40

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Solution

The fourth proportional to 66,434,731.80, 99,676,980.90 and 26,074,181.40 is: 39,121,038.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,434,731.80 : 99,676,980.90 = 26,074,181.40 : x
  2. Step 2: Convert to fraction form
    66,434,731.80/99,676,980.90 = 26,074,181.40/x
  3. Step 3: Cross multiply
    66,434,731.80x = 99,676,980.90 × 26,074,181.40
  4. Step 4: Simplify right side
    66,434,731.80x = 2,598,995,681,390,935.50
  5. Step 5: Solve for x
    x = 2,598,995,681,390,935.50/66,434,731.80
  6. Step 6: Final answer
    x = 39,121,038.21

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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.