Finding the Fourth Proportional to 26,824,507.74, 40,242,695.67 and 9,785,124.18
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Solution
The fourth proportional to 26,824,507.74, 40,242,695.67 and 9,785,124.18 is: 14,679,850.91
Step by Step Solution
- Step 1: Write the proportion equation
26,824,507.74 : 40,242,695.67 = 9,785,124.18 : x - Step 2: Convert to fraction form
26,824,507.74/40,242,695.67 = 9,785,124.18/x - Step 3: Cross multiply
26,824,507.74x = 40,242,695.67 × 9,785,124.18 - Step 4: Simplify right side
26,824,507.74x = 393,779,774,468,898.31 - Step 5: Solve for x
x = 393,779,774,468,898.31/26,824,507.74 - Step 6: Final answer
x = 14,679,850.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.