Home / 10,935,071.60-16,402,607.40-6,878,405.30

Finding the Fourth Proportional to 10,935,071.60, 16,402,607.40 and 6,878,405.30

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Solution

The fourth proportional to 10,935,071.60, 16,402,607.40 and 6,878,405.30 is: 10,317,607.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,071.60 : 16,402,607.40 = 6,878,405.30 : x
  2. Step 2: Convert to fraction form
    10,935,071.60/16,402,607.40 = 6,878,405.30/x
  3. Step 3: Cross multiply
    10,935,071.60x = 16,402,607.40 × 6,878,405.30
  4. Step 4: Simplify right side
    10,935,071.60x = 112,823,781,673,979.22
  5. Step 5: Solve for x
    x = 112,823,781,673,979.22/10,935,071.60
  6. Step 6: Final answer
    x = 10,317,607.95

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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.