Home / 9,791,990.40-14,687,985.60-6,806,006.40

Finding the Fourth Proportional to 9,791,990.40, 14,687,985.60 and 6,806,006.40

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Solution

The fourth proportional to 9,791,990.40, 14,687,985.60 and 6,806,006.40 is: 10,209,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791,990.40 : 14,687,985.60 = 6,806,006.40 : x
  2. Step 2: Convert to fraction form
    9,791,990.40/14,687,985.60 = 6,806,006.40/x
  3. Step 3: Cross multiply
    9,791,990.40x = 14,687,985.60 × 6,806,006.40
  4. Step 4: Simplify right side
    9,791,990.40x = 99,966,523,996,707.84
  5. Step 5: Solve for x
    x = 99,966,523,996,707.84/9,791,990.40
  6. Step 6: Final answer
    x = 10,209,009.60

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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.