Home / 7,637,681.81-10,540,013.47-4,153,017.35

Finding the Fourth Proportional to 7,637,681.81, 10,540,013.47 and 4,153,017.35

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Solution

The fourth proportional to 7,637,681.81, 10,540,013.47 and 4,153,017.35 is: 5,731,170.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637,681.81 : 10,540,013.47 = 4,153,017.35 : x
  2. Step 2: Convert to fraction form
    7,637,681.81/10,540,013.47 = 4,153,017.35/x
  3. Step 3: Cross multiply
    7,637,681.81x = 10,540,013.47 × 4,153,017.35
  4. Step 4: Simplify right side
    7,637,681.81x = 43,772,858,747,061.09
  5. Step 5: Solve for x
    x = 43,772,858,747,061.09/7,637,681.81
  6. Step 6: Final answer
    x = 5,731,170.77

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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.