Home / 31,689,568.23-47,537,574.72-10,937,305.45

Finding the Fourth Proportional to 31,689,568.23, 47,537,574.72 and 10,937,305.45

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Solution

The fourth proportional to 31,689,568.23, 47,537,574.72 and 10,937,305.45 is: 16,407,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,689,568.23 : 47,537,574.72 = 10,937,305.45 : x
  2. Step 2: Convert to fraction form
    31,689,568.23/47,537,574.72 = 10,937,305.45/x
  3. Step 3: Cross multiply
    31,689,568.23x = 47,537,574.72 × 10,937,305.45
  4. Step 4: Simplify right side
    31,689,568.23x = 519,932,975,064,838.19
  5. Step 5: Solve for x
    x = 519,932,975,064,838.19/31,689,568.23
  6. Step 6: Final answer
    x = 16,407,070.34

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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.