Home / 86,913,479.40-130,370,219.10-26,329,205.40

Finding the Fourth Proportional to 86,913,479.40, 130,370,219.10 and 26,329,205.40

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Solution

The fourth proportional to 86,913,479.40, 130,370,219.10 and 26,329,205.40 is: 39,493,808.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,913,479.40 : 130,370,219.10 = 26,329,205.40 : x
  2. Step 2: Convert to fraction form
    86,913,479.40/130,370,219.10 = 26,329,205.40/x
  3. Step 3: Cross multiply
    86,913,479.40x = 130,370,219.10 × 26,329,205.40
  4. Step 4: Simplify right side
    86,913,479.40x = 3,432,544,276,726,903
  5. Step 5: Solve for x
    x = 3,432,544,276,726,903/86,913,479.40
  6. Step 6: Final answer
    x = 39,493,808.10

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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.