Home / 15,424,400.80-23,120,854.80-9,031,362.40

Finding the Fourth Proportional to 15,424,400.80, 23,120,854.80 and 9,031,362.40

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Solution

The fourth proportional to 15,424,400.80, 23,120,854.80 and 9,031,362.40 is: 13,537,823.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,424,400.80 : 23,120,854.80 = 9,031,362.40 : x
  2. Step 2: Convert to fraction form
    15,424,400.80/23,120,854.80 = 9,031,362.40/x
  3. Step 3: Cross multiply
    15,424,400.80x = 23,120,854.80 × 9,031,362.40
  4. Step 4: Simplify right side
    15,424,400.80x = 208,812,818,696,579.53
  5. Step 5: Solve for x
    x = 208,812,818,696,579.53/15,424,400.80
  6. Step 6: Final answer
    x = 13,537,823.70

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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.