Home / 12,564,985.86-18,845,235.18-3,343,011.35

Finding the Fourth Proportional to 12,564,985.86, 18,845,235.18 and 3,343,011.35

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Solution

The fourth proportional to 12,564,985.86, 18,845,235.18 and 3,343,011.35 is: 5,013,920.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,564,985.86 : 18,845,235.18 = 3,343,011.35 : x
  2. Step 2: Convert to fraction form
    12,564,985.86/18,845,235.18 = 3,343,011.35/x
  3. Step 3: Cross multiply
    12,564,985.86x = 18,845,235.18 × 3,343,011.35
  4. Step 4: Simplify right side
    12,564,985.86x = 62,999,835,083,444.24
  5. Step 5: Solve for x
    x = 62,999,835,083,444.24/12,564,985.86
  6. Step 6: Final answer
    x = 5,013,920.09

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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.