Home / 18,710,730-25,820,807.40-10,126,026

Finding the Fourth Proportional to 18,710,730, 25,820,807.40 and 10,126,026

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Solution

The fourth proportional to 18,710,730, 25,820,807.40 and 10,126,026 is: 13,973,915.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,710,730 : 25,820,807.40 = 10,126,026 : x
  2. Step 2: Convert to fraction form
    18,710,730/25,820,807.40 = 10,126,026/x
  3. Step 3: Cross multiply
    18,710,730x = 25,820,807.40 × 10,126,026
  4. Step 4: Simplify right side
    18,710,730x = 261,462,167,073,392.38
  5. Step 5: Solve for x
    x = 261,462,167,073,392.38/18,710,730
  6. Step 6: Final answer
    x = 13,973,915.88

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1.5x scale

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.