Home / 31,605,214.68-47,407,822.02-8,886,111.93

Finding the Fourth Proportional to 31,605,214.68, 47,407,822.02 and 8,886,111.93

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Solution

The fourth proportional to 31,605,214.68, 47,407,822.02 and 8,886,111.93 is: 13,329,167.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,605,214.68 : 47,407,822.02 = 8,886,111.93 : x
  2. Step 2: Convert to fraction form
    31,605,214.68/47,407,822.02 = 8,886,111.93/x
  3. Step 3: Cross multiply
    31,605,214.68x = 47,407,822.02 × 8,886,111.93
  4. Step 4: Simplify right side
    31,605,214.68x = 421,271,212,827,238.69
  5. Step 5: Solve for x
    x = 421,271,212,827,238.69/31,605,214.68
  6. Step 6: Final answer
    x = 13,329,167.90

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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.