Home / 9,537,526.88-13,196,445.72-8,316,378.80

Finding the Fourth Proportional to 9,537,526.88, 13,196,445.72 and 8,316,378.80

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Solution

The fourth proportional to 9,537,526.88, 13,196,445.72 and 8,316,378.80 is: 11,506,823.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,537,526.88 : 13,196,445.72 = 8,316,378.80 : x
  2. Step 2: Convert to fraction form
    9,537,526.88/13,196,445.72 = 8,316,378.80/x
  3. Step 3: Cross multiply
    9,537,526.88x = 13,196,445.72 × 8,316,378.80
  4. Step 4: Simplify right side
    9,537,526.88x = 109,746,641,421,158.73
  5. Step 5: Solve for x
    x = 109,746,641,421,158.73/9,537,526.88
  6. Step 6: Final answer
    x = 11,506,823.81

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.