Home / 10,431,031.60-15,646,547.40-6,604,656.40

Finding the Fourth Proportional to 10,431,031.60, 15,646,547.40 and 6,604,656.40

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Solution

The fourth proportional to 10,431,031.60, 15,646,547.40 and 6,604,656.40 is: 9,906,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,431,031.60 : 15,646,547.40 = 6,604,656.40 : x
  2. Step 2: Convert to fraction form
    10,431,031.60/15,646,547.40 = 6,604,656.40/x
  3. Step 3: Cross multiply
    10,431,031.60x = 15,646,547.40 × 6,604,656.40
  4. Step 4: Simplify right side
    10,431,031.60x = 103,340,069,423,313.38
  5. Step 5: Solve for x
    x = 103,340,069,423,313.38/10,431,031.60
  6. Step 6: Final answer
    x = 9,906,984.60

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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.