Home / 9,158,805.27-13,720,248.69-5,312,547.15

Finding the Fourth Proportional to 9,158,805.27, 13,720,248.69 and 5,312,547.15

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Solution

The fourth proportional to 9,158,805.27, 13,720,248.69 and 5,312,547.15 is: 7,958,403.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158,805.27 : 13,720,248.69 = 5,312,547.15 : x
  2. Step 2: Convert to fraction form
    9,158,805.27/13,720,248.69 = 5,312,547.15/x
  3. Step 3: Cross multiply
    9,158,805.27x = 13,720,248.69 × 5,312,547.15
  4. Step 4: Simplify right side
    9,158,805.27x = 72,889,468,081,154.16
  5. Step 5: Solve for x
    x = 72,889,468,081,154.16/9,158,805.27
  6. Step 6: Final answer
    x = 7,958,403.52

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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.