Home / 81,612,045.84-112,623,510.52-46,329,544.08

Finding the Fourth Proportional to 81,612,045.84, 112,623,510.52 and 46,329,544.08

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Solution

The fourth proportional to 81,612,045.84, 112,623,510.52 and 46,329,544.08 is: 63,934,139.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,612,045.84 : 112,623,510.52 = 46,329,544.08 : x
  2. Step 2: Convert to fraction form
    81,612,045.84/112,623,510.52 = 46,329,544.08/x
  3. Step 3: Cross multiply
    81,612,045.84x = 112,623,510.52 × 46,329,544.08
  4. Step 4: Simplify right side
    81,612,045.84x = 5,217,795,895,080,683
  5. Step 5: Solve for x
    x = 5,217,795,895,080,683/81,612,045.84
  6. Step 6: Final answer
    x = 63,934,139.15

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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.