Home / 12,487,233.20-18,730,849.80-6,502,823.60

Finding the Fourth Proportional to 12,487,233.20, 18,730,849.80 and 6,502,823.60

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Solution

The fourth proportional to 12,487,233.20, 18,730,849.80 and 6,502,823.60 is: 9,754,235.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,487,233.20 : 18,730,849.80 = 6,502,823.60 : x
  2. Step 2: Convert to fraction form
    12,487,233.20/18,730,849.80 = 6,502,823.60/x
  3. Step 3: Cross multiply
    12,487,233.20x = 18,730,849.80 × 6,502,823.60
  4. Step 4: Simplify right side
    12,487,233.20x = 121,803,412,127,495.28
  5. Step 5: Solve for x
    x = 121,803,412,127,495.28/12,487,233.20
  6. Step 6: Final answer
    x = 9,754,235.40

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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.