Home / 15,681,990.12-23,527,709.16-4,898,855.40

Finding the Fourth Proportional to 15,681,990.12, 23,527,709.16 and 4,898,855.40

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Solution

The fourth proportional to 15,681,990.12, 23,527,709.16 and 4,898,855.40 is: 7,349,758.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,681,990.12 : 23,527,709.16 = 4,898,855.40 : x
  2. Step 2: Convert to fraction form
    15,681,990.12/23,527,709.16 = 4,898,855.40/x
  3. Step 3: Cross multiply
    15,681,990.12x = 23,527,709.16 × 4,898,855.40
  4. Step 4: Simplify right side
    15,681,990.12x = 115,258,845,068,095.47
  5. Step 5: Solve for x
    x = 115,258,845,068,095.47/15,681,990.12
  6. Step 6: Final answer
    x = 7,349,758.81

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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.