Home / 16,220,681.98-22,384,547.80-8,878,552.10

Finding the Fourth Proportional to 16,220,681.98, 22,384,547.80 and 8,878,552.10

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Solution

The fourth proportional to 16,220,681.98, 22,384,547.80 and 8,878,552.10 is: 12,252,405.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,220,681.98 : 22,384,547.80 = 8,878,552.10 : x
  2. Step 2: Convert to fraction form
    16,220,681.98/22,384,547.80 = 8,878,552.10/x
  3. Step 3: Cross multiply
    16,220,681.98x = 22,384,547.80 × 8,878,552.10
  4. Step 4: Simplify right side
    16,220,681.98x = 198,742,373,877,240.38
  5. Step 5: Solve for x
    x = 198,742,373,877,240.38/16,220,681.98
  6. Step 6: Final answer
    x = 12,252,405.55

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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.