Home / 56,257,854.24-84,390,047.28-21,714,451.68

Finding the Fourth Proportional to 56,257,854.24, 84,390,047.28 and 21,714,451.68

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Solution

The fourth proportional to 56,257,854.24, 84,390,047.28 and 21,714,451.68 is: 32,572,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,257,854.24 : 84,390,047.28 = 21,714,451.68 : x
  2. Step 2: Convert to fraction form
    56,257,854.24/84,390,047.28 = 21,714,451.68/x
  3. Step 3: Cross multiply
    56,257,854.24x = 84,390,047.28 × 21,714,451.68
  4. Step 4: Simplify right side
    56,257,854.24x = 1,832,483,603,934,475.50
  5. Step 5: Solve for x
    x = 1,832,483,603,934,475.50/56,257,854.24
  6. Step 6: Final answer
    x = 32,572,938.10

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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.