Home / 10,366,542.30-15,549,813.45-4,974,275.10

Finding the Fourth Proportional to 10,366,542.30, 15,549,813.45 and 4,974,275.10

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Solution

The fourth proportional to 10,366,542.30, 15,549,813.45 and 4,974,275.10 is: 7,461,412.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366,542.30 : 15,549,813.45 = 4,974,275.10 : x
  2. Step 2: Convert to fraction form
    10,366,542.30/15,549,813.45 = 4,974,275.10/x
  3. Step 3: Cross multiply
    10,366,542.30x = 15,549,813.45 × 4,974,275.10
  4. Step 4: Simplify right side
    10,366,542.30x = 77,349,049,853,980.08
  5. Step 5: Solve for x
    x = 77,349,049,853,980.08/10,366,542.30
  6. Step 6: Final answer
    x = 7,461,412.65

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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.