Home / 34,650,465.12-47,817,061.56-19,180,216.80

Finding the Fourth Proportional to 34,650,465.12, 47,817,061.56 and 19,180,216.80

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Solution

The fourth proportional to 34,650,465.12, 47,817,061.56 and 19,180,216.80 is: 26,468,377.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,650,465.12 : 47,817,061.56 = 19,180,216.80 : x
  2. Step 2: Convert to fraction form
    34,650,465.12/47,817,061.56 = 19,180,216.80/x
  3. Step 3: Cross multiply
    34,650,465.12x = 47,817,061.56 × 19,180,216.80
  4. Step 4: Simplify right side
    34,650,465.12x = 917,141,607,459,746.25
  5. Step 5: Solve for x
    x = 917,141,607,459,746.25/34,650,465.12
  6. Step 6: Final answer
    x = 26,468,377.97

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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.