Home / 7,661,459.35-10,572,886.13-4,223,823.40

Finding the Fourth Proportional to 7,661,459.35, 10,572,886.13 and 4,223,823.40

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Solution

The fourth proportional to 7,661,459.35, 10,572,886.13 and 4,223,823.40 is: 5,828,916.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,459.35 : 10,572,886.13 = 4,223,823.40 : x
  2. Step 2: Convert to fraction form
    7,661,459.35/10,572,886.13 = 4,223,823.40/x
  3. Step 3: Cross multiply
    7,661,459.35x = 10,572,886.13 × 4,223,823.40
  4. Step 4: Simplify right side
    7,661,459.35x = 44,658,003,793,878.11
  5. Step 5: Solve for x
    x = 44,658,003,793,878.11/7,661,459.35
  6. Step 6: Final answer
    x = 5,828,916.11

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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.