Home / 66,249,938.70-99,315,810.45-25,851,026.70

Finding the Fourth Proportional to 66,249,938.70, 99,315,810.45 and 25,851,026.70

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Solution

The fourth proportional to 66,249,938.70, 99,315,810.45 and 25,851,026.70 is: 38,753,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,249,938.70 : 99,315,810.45 = 25,851,026.70 : x
  2. Step 2: Convert to fraction form
    66,249,938.70/99,315,810.45 = 25,851,026.70/x
  3. Step 3: Cross multiply
    66,249,938.70x = 99,315,810.45 × 25,851,026.70
  4. Step 4: Simplify right side
    66,249,938.70x = 2,567,415,667,675,089
  5. Step 5: Solve for x
    x = 2,567,415,667,675,089/66,249,938.70
  6. Step 6: Final answer
    x = 38,753,479.90

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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.