Home / 10,103,721.45-15,155,582.18-10,103,721.45

Finding the Fourth Proportional to 10,103,721.45, 15,155,582.18 and 10,103,721.45

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Solution

The fourth proportional to 10,103,721.45, 15,155,582.18 and 10,103,721.45 is: 15,155,582.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103,721.45 : 15,155,582.18 = 10,103,721.45 : x
  2. Step 2: Convert to fraction form
    10,103,721.45/15,155,582.18 = 10,103,721.45/x
  3. Step 3: Cross multiply
    10,103,721.45x = 15,155,582.18 × 10,103,721.45
  4. Step 4: Simplify right side
    10,103,721.45x = 153,127,780,708,785.16
  5. Step 5: Solve for x
    x = 153,127,780,708,785.16/10,103,721.45
  6. Step 6: Final answer
    x = 15,155,582.18

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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.