Home / 56,893,856.48-85,331,159.15-15,943,870.94

Finding the Fourth Proportional to 56,893,856.48, 85,331,159.15 and 15,943,870.94

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Solution

The fourth proportional to 56,893,856.48, 85,331,159.15 and 15,943,870.94 is: 23,913,108.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,893,856.48 : 85,331,159.15 = 15,943,870.94 : x
  2. Step 2: Convert to fraction form
    56,893,856.48/85,331,159.15 = 15,943,870.94/x
  3. Step 3: Cross multiply
    56,893,856.48x = 85,331,159.15 × 15,943,870.94
  4. Step 4: Simplify right side
    56,893,856.48x = 1,360,508,988,141,825
  5. Step 5: Solve for x
    x = 1,360,508,988,141,825/56,893,856.48
  6. Step 6: Final answer
    x = 23,913,108.94

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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.