Home / 9,354,136.80-14,031,205.20-5,323,058.40

Finding the Fourth Proportional to 9,354,136.80, 14,031,205.20 and 5,323,058.40

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Solution

The fourth proportional to 9,354,136.80, 14,031,205.20 and 5,323,058.40 is: 7,984,587.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354,136.80 : 14,031,205.20 = 5,323,058.40 : x
  2. Step 2: Convert to fraction form
    9,354,136.80/14,031,205.20 = 5,323,058.40/x
  3. Step 3: Cross multiply
    9,354,136.80x = 14,031,205.20 × 5,323,058.40
  4. Step 4: Simplify right side
    9,354,136.80x = 74,688,924,701,983.69
  5. Step 5: Solve for x
    x = 74,688,924,701,983.69/9,354,136.80
  6. Step 6: Final answer
    x = 7,984,587.60

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Similar ratio
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1.5x scale

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.