Home / 10,506,530.40-15,747,548.40-4,827,328.80

Finding the Fourth Proportional to 10,506,530.40, 15,747,548.40 and 4,827,328.80

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Solution

The fourth proportional to 10,506,530.40, 15,747,548.40 and 4,827,328.80 is: 7,235,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,506,530.40 : 15,747,548.40 = 4,827,328.80 : x
  2. Step 2: Convert to fraction form
    10,506,530.40/15,747,548.40 = 4,827,328.80/x
  3. Step 3: Cross multiply
    10,506,530.40x = 15,747,548.40 × 4,827,328.80
  4. Step 4: Simplify right side
    10,506,530.40x = 76,018,593,920,713.92
  5. Step 5: Solve for x
    x = 76,018,593,920,713.92/10,506,530.40
  6. Step 6: Final answer
    x = 7,235,366.10

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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.