Home / 62,009,859.90-93,014,789.85-18,878,720.70

Finding the Fourth Proportional to 62,009,859.90, 93,014,789.85 and 18,878,720.70

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Solution

The fourth proportional to 62,009,859.90, 93,014,789.85 and 18,878,720.70 is: 28,318,081.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,009,859.90 : 93,014,789.85 = 18,878,720.70 : x
  2. Step 2: Convert to fraction form
    62,009,859.90/93,014,789.85 = 18,878,720.70/x
  3. Step 3: Cross multiply
    62,009,859.90x = 93,014,789.85 × 18,878,720.70
  4. Step 4: Simplify right side
    62,009,859.90x = 1,756,000,238,547,344.75
  5. Step 5: Solve for x
    x = 1,756,000,238,547,344.75/62,009,859.90
  6. Step 6: Final answer
    x = 28,318,081.05

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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.