Home / 10,462,772.68-14,445,672.06-9,356,772.40

Finding the Fourth Proportional to 10,462,772.68, 14,445,672.06 and 9,356,772.40

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Solution

The fourth proportional to 10,462,772.68, 14,445,672.06 and 9,356,772.40 is: 12,918,646.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,462,772.68 : 14,445,672.06 = 9,356,772.40 : x
  2. Step 2: Convert to fraction form
    10,462,772.68/14,445,672.06 = 9,356,772.40/x
  3. Step 3: Cross multiply
    10,462,772.68x = 14,445,672.06 × 9,356,772.40
  4. Step 4: Simplify right side
    10,462,772.68x = 135,164,865,630,459.16
  5. Step 5: Solve for x
    x = 135,164,865,630,459.16/10,462,772.68
  6. Step 6: Final answer
    x = 12,918,646.88

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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.