Home / 21,580,904.20-32,371,356.30-14,778,459.40

Finding the Fourth Proportional to 21,580,904.20, 32,371,356.30 and 14,778,459.40

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Solution

The fourth proportional to 21,580,904.20, 32,371,356.30 and 14,778,459.40 is: 22,167,689.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,580,904.20 : 32,371,356.30 = 14,778,459.40 : x
  2. Step 2: Convert to fraction form
    21,580,904.20/32,371,356.30 = 14,778,459.40/x
  3. Step 3: Cross multiply
    21,580,904.20x = 32,371,356.30 × 14,778,459.40
  4. Step 4: Simplify right side
    21,580,904.20x = 478,398,774,802,484.25
  5. Step 5: Solve for x
    x = 478,398,774,802,484.25/21,580,904.20
  6. Step 6: Final answer
    x = 22,167,689.10

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1.5x scale

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.