Home / 58,679,911.40-88,019,867.10-56,191,980.20

Finding the Fourth Proportional to 58,679,911.40, 88,019,867.10 and 56,191,980.20

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Solution

The fourth proportional to 58,679,911.40, 88,019,867.10 and 56,191,980.20 is: 84,287,970.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,679,911.40 : 88,019,867.10 = 56,191,980.20 : x
  2. Step 2: Convert to fraction form
    58,679,911.40/88,019,867.10 = 56,191,980.20/x
  3. Step 3: Cross multiply
    58,679,911.40x = 88,019,867.10 × 56,191,980.20
  4. Step 4: Simplify right side
    58,679,911.40x = 4,946,010,629,289,831
  5. Step 5: Solve for x
    x = 4,946,010,629,289,831/58,679,911.40
  6. Step 6: Final answer
    x = 84,287,970.30

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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.