Home / 15,896,225.15-21,937,320.57-8,928,130.64

Finding the Fourth Proportional to 15,896,225.15, 21,937,320.57 and 8,928,130.64

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Solution

The fourth proportional to 15,896,225.15, 21,937,320.57 and 8,928,130.64 is: 12,321,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896,225.15 : 21,937,320.57 = 8,928,130.64 : x
  2. Step 2: Convert to fraction form
    15,896,225.15/21,937,320.57 = 8,928,130.64/x
  3. Step 3: Cross multiply
    15,896,225.15x = 21,937,320.57 × 8,928,130.64
  4. Step 4: Simplify right side
    15,896,225.15x = 195,859,263,864,313.16
  5. Step 5: Solve for x
    x = 195,859,263,864,313.16/15,896,225.15
  6. Step 6: Final answer
    x = 12,321,117.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.