Home / 56,023,355.52-77,312,075.24-31,243,565.72

Finding the Fourth Proportional to 56,023,355.52, 77,312,075.24 and 31,243,565.72

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Solution

The fourth proportional to 56,023,355.52, 77,312,075.24 and 31,243,565.72 is: 43,116,034.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,023,355.52 : 77,312,075.24 = 31,243,565.72 : x
  2. Step 2: Convert to fraction form
    56,023,355.52/77,312,075.24 = 31,243,565.72/x
  3. Step 3: Cross multiply
    56,023,355.52x = 77,312,075.24 × 31,243,565.72
  4. Step 4: Simplify right side
    56,023,355.52x = 2,415,504,903,710,524.50
  5. Step 5: Solve for x
    x = 2,415,504,903,710,524.50/56,023,355.52
  6. Step 6: Final answer
    x = 43,116,034.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.