Home / 15,249,562.10-21,043,821-8,280,088.97

Finding the Fourth Proportional to 15,249,562.10, 21,043,821 and 8,280,088.97

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Solution

The fourth proportional to 15,249,562.10, 21,043,821 and 8,280,088.97 is: 11,426,210.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249,562.10 : 21,043,821 = 8,280,088.97 : x
  2. Step 2: Convert to fraction form
    15,249,562.10/21,043,821 = 8,280,088.97/x
  3. Step 3: Cross multiply
    15,249,562.10x = 21,043,821 × 8,280,088.97
  4. Step 4: Simplify right side
    15,249,562.10x = 174,244,710,043,535.25
  5. Step 5: Solve for x
    x = 174,244,710,043,535.25/15,249,562.10
  6. Step 6: Final answer
    x = 11,426,210.73

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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.