Home / 10,935,087.60-16,402,631.40-6,878,421.30

Finding the Fourth Proportional to 10,935,087.60, 16,402,631.40 and 6,878,421.30

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Solution

The fourth proportional to 10,935,087.60, 16,402,631.40 and 6,878,421.30 is: 10,317,631.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,087.60 : 16,402,631.40 = 6,878,421.30 : x
  2. Step 2: Convert to fraction form
    10,935,087.60/16,402,631.40 = 6,878,421.30/x
  3. Step 3: Cross multiply
    10,935,087.60x = 16,402,631.40 × 6,878,421.30
  4. Step 4: Simplify right side
    10,935,087.60x = 112,824,209,197,808.81
  5. Step 5: Solve for x
    x = 112,824,209,197,808.81/10,935,087.60
  6. Step 6: Final answer
    x = 10,317,631.95

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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.