Home / 58,961,985.70-88,442,978.55-20,619,501.70

Finding the Fourth Proportional to 58,961,985.70, 88,442,978.55 and 20,619,501.70

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Solution

The fourth proportional to 58,961,985.70, 88,442,978.55 and 20,619,501.70 is: 30,929,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,961,985.70 : 88,442,978.55 = 20,619,501.70 : x
  2. Step 2: Convert to fraction form
    58,961,985.70/88,442,978.55 = 20,619,501.70/x
  3. Step 3: Cross multiply
    58,961,985.70x = 88,442,978.55 × 20,619,501.70
  4. Step 4: Simplify right side
    58,961,985.70x = 1,823,650,146,564,788.50
  5. Step 5: Solve for x
    x = 1,823,650,146,564,788.50/58,961,985.70
  6. Step 6: Final answer
    x = 30,929,252.55

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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.